Home / 40,424.38-60,585.94-21,657.90

Finding the Fourth Proportional to 40,424.38, 60,585.94 and 21,657.90

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Solution

The fourth proportional to 40,424.38, 60,585.94 and 21,657.90 is: 32,459.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,424.38 : 60,585.94 = 21,657.90 : x
  2. Step 2: Convert to fraction form
    40,424.38/60,585.94 = 21,657.90/x
  3. Step 3: Cross multiply
    40,424.38x = 60,585.94 × 21,657.90
  4. Step 4: Simplify right side
    40,424.38x = 1,312,164,229.93
  5. Step 5: Solve for x
    x = 1,312,164,229.93/40,424.38
  6. Step 6: Final answer
    x = 32,459.72

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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.