Home / 72,381.20-108,545.09-24,984.18

Finding the Fourth Proportional to 72,381.20, 108,545.09 and 24,984.18

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Solution

The fourth proportional to 72,381.20, 108,545.09 and 24,984.18 is: 37,467.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,381.20 : 108,545.09 = 24,984.18 : x
  2. Step 2: Convert to fraction form
    72,381.20/108,545.09 = 24,984.18/x
  3. Step 3: Cross multiply
    72,381.20x = 108,545.09 × 24,984.18
  4. Step 4: Simplify right side
    72,381.20x = 2,711,909,941.76
  5. Step 5: Solve for x
    x = 2,711,909,941.76/72,381.20
  6. Step 6: Final answer
    x = 37,467.05

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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.