Home / 52,065.36-71,850.09-28,192.10

Finding the Fourth Proportional to 52,065.36, 71,850.09 and 28,192.10

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Solution

The fourth proportional to 52,065.36, 71,850.09 and 28,192.10 is: 38,905.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,065.36 : 71,850.09 = 28,192.10 : x
  2. Step 2: Convert to fraction form
    52,065.36/71,850.09 = 28,192.10/x
  3. Step 3: Cross multiply
    52,065.36x = 71,850.09 × 28,192.10
  4. Step 4: Simplify right side
    52,065.36x = 2,025,604,914.34
  5. Step 5: Solve for x
    x = 2,025,604,914.34/52,065.36
  6. Step 6: Final answer
    x = 38,905.04

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.