Home / 72,191.24-108,293.10-25,444.52

Finding the Fourth Proportional to 72,191.24, 108,293.10 and 25,444.52

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Solution

The fourth proportional to 72,191.24, 108,293.10 and 25,444.52 is: 38,168.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,191.24 : 108,293.10 = 25,444.52 : x
  2. Step 2: Convert to fraction form
    72,191.24/108,293.10 = 25,444.52/x
  3. Step 3: Cross multiply
    72,191.24x = 108,293.10 × 25,444.52
  4. Step 4: Simplify right side
    72,191.24x = 2,755,465,948.81
  5. Step 5: Solve for x
    x = 2,755,465,948.81/72,191.24
  6. Step 6: Final answer
    x = 38,168.98

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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.