Home / 69,064.04-103,596.05-45,685.01

Finding the Fourth Proportional to 69,064.04, 103,596.05 and 45,685.01

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Solution

The fourth proportional to 69,064.04, 103,596.05 and 45,685.01 is: 68,527.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,064.04 : 103,596.05 = 45,685.01 : x
  2. Step 2: Convert to fraction form
    69,064.04/103,596.05 = 45,685.01/x
  3. Step 3: Cross multiply
    69,064.04x = 103,596.05 × 45,685.01
  4. Step 4: Simplify right side
    69,064.04x = 4,732,785,833.81
  5. Step 5: Solve for x
    x = 4,732,785,833.81/69,064.04
  6. Step 6: Final answer
    x = 68,527.50

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.