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Finding the Fourth Proportional to 237,248.27, 355,876.52 and 87,411.43

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Solution

The fourth proportional to 237,248.27, 355,876.52 and 87,411.43 is: 131,118.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,248.27 : 355,876.52 = 87,411.43 : x
  2. Step 2: Convert to fraction form
    237,248.27/355,876.52 = 87,411.43/x
  3. Step 3: Cross multiply
    237,248.27x = 355,876.52 × 87,411.43
  4. Step 4: Simplify right side
    237,248.27x = 31,107,674,189.88
  5. Step 5: Solve for x
    x = 31,107,674,189.88/237,248.27
  6. Step 6: Final answer
    x = 131,118.66

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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.