Home / 102,414.57-153,516.30-39,217.43

Finding the Fourth Proportional to 102,414.57, 153,516.30 and 39,217.43

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Solution

The fourth proportional to 102,414.57, 153,516.30 and 39,217.43 is: 58,785.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,414.57 : 153,516.30 = 39,217.43 : x
  2. Step 2: Convert to fraction form
    102,414.57/153,516.30 = 39,217.43/x
  3. Step 3: Cross multiply
    102,414.57x = 153,516.30 × 39,217.43
  4. Step 4: Simplify right side
    102,414.57x = 6,020,514,749.11
  5. Step 5: Solve for x
    x = 6,020,514,749.11/102,414.57
  6. Step 6: Final answer
    x = 58,785.73

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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.