Home / 57,444.06-86,167.17-18,000.30

Finding the Fourth Proportional to 57,444.06, 86,167.17 and 18,000.30

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Solution

The fourth proportional to 57,444.06, 86,167.17 and 18,000.30 is: 27,000.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,444.06 : 86,167.17 = 18,000.30 : x
  2. Step 2: Convert to fraction form
    57,444.06/86,167.17 = 18,000.30/x
  3. Step 3: Cross multiply
    57,444.06x = 86,167.17 × 18,000.30
  4. Step 4: Simplify right side
    57,444.06x = 1,551,034,910.15
  5. Step 5: Solve for x
    x = 1,551,034,910.15/57,444.06
  6. Step 6: Final answer
    x = 27,000.79

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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.