Home / 57,720.29-86,579.51-29,624.13

Finding the Fourth Proportional to 57,720.29, 86,579.51 and 29,624.13

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Solution

The fourth proportional to 57,720.29, 86,579.51 and 29,624.13 is: 44,435.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,720.29 : 86,579.51 = 29,624.13 : x
  2. Step 2: Convert to fraction form
    57,720.29/86,579.51 = 29,624.13/x
  3. Step 3: Cross multiply
    57,720.29x = 86,579.51 × 29,624.13
  4. Step 4: Simplify right side
    57,720.29x = 2,564,842,511.46
  5. Step 5: Solve for x
    x = 2,564,842,511.46/57,720.29
  6. Step 6: Final answer
    x = 44,435.72

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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.