Home / 72,125.43-108,165.05-24,083.72

Finding the Fourth Proportional to 72,125.43, 108,165.05 and 24,083.72

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Solution

The fourth proportional to 72,125.43, 108,165.05 and 24,083.72 is: 36,117.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,125.43 : 108,165.05 = 24,083.72 : x
  2. Step 2: Convert to fraction form
    72,125.43/108,165.05 = 24,083.72/x
  3. Step 3: Cross multiply
    72,125.43x = 108,165.05 × 24,083.72
  4. Step 4: Simplify right side
    72,125.43x = 2,605,016,777.99
  5. Step 5: Solve for x
    x = 2,605,016,777.99/72,125.43
  6. Step 6: Final answer
    x = 36,117.87

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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.