Home / 137,516.68-206,275.18-37,677.74

Finding the Fourth Proportional to 137,516.68, 206,275.18 and 37,677.74

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Solution

The fourth proportional to 137,516.68, 206,275.18 and 37,677.74 is: 56,516.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,516.68 : 206,275.18 = 37,677.74 : x
  2. Step 2: Convert to fraction form
    137,516.68/206,275.18 = 37,677.74/x
  3. Step 3: Cross multiply
    137,516.68x = 206,275.18 × 37,677.74
  4. Step 4: Simplify right side
    137,516.68x = 7,771,982,600.49
  5. Step 5: Solve for x
    x = 7,771,982,600.49/137,516.68
  6. Step 6: Final answer
    x = 56,516.65

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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.