Home / 57,581.12-86,417.76-29,887.04

Finding the Fourth Proportional to 57,581.12, 86,417.76 and 29,887.04

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Solution

The fourth proportional to 57,581.12, 86,417.76 and 29,887.04 is: 44,854.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,581.12 : 86,417.76 = 29,887.04 : x
  2. Step 2: Convert to fraction form
    57,581.12/86,417.76 = 29,887.04/x
  3. Step 3: Cross multiply
    57,581.12x = 86,417.76 × 29,887.04
  4. Step 4: Simplify right side
    57,581.12x = 2,582,771,049.83
  5. Step 5: Solve for x
    x = 2,582,771,049.83/57,581.12
  6. Step 6: Final answer
    x = 44,854.48

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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.