Home / 68,318.28-94,280.04-38,106.23

Finding the Fourth Proportional to 68,318.28, 94,280.04 and 38,106.23

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Solution

The fourth proportional to 68,318.28, 94,280.04 and 38,106.23 is: 52,587.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,318.28 : 94,280.04 = 38,106.23 : x
  2. Step 2: Convert to fraction form
    68,318.28/94,280.04 = 38,106.23/x
  3. Step 3: Cross multiply
    68,318.28x = 94,280.04 × 38,106.23
  4. Step 4: Simplify right side
    68,318.28x = 3,592,656,417.25
  5. Step 5: Solve for x
    x = 3,592,656,417.25/68,318.28
  6. Step 6: Final answer
    x = 52,587.04

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Half scale
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Double scale
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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.