Home / 59,720.28-82,325.64-38,207.70

Finding the Fourth Proportional to 59,720.28, 82,325.64 and 38,207.70

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Solution

The fourth proportional to 59,720.28, 82,325.64 and 38,207.70 is: 52,670.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,720.28 : 82,325.64 = 38,207.70 : x
  2. Step 2: Convert to fraction form
    59,720.28/82,325.64 = 38,207.70/x
  3. Step 3: Cross multiply
    59,720.28x = 82,325.64 × 38,207.70
  4. Step 4: Simplify right side
    59,720.28x = 3,145,473,355.43
  5. Step 5: Solve for x
    x = 3,145,473,355.43/59,720.28
  6. Step 6: Final answer
    x = 52,670.10

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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.