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Finding the Fourth Proportional to 87,293.79, 130,948.23 and 24,113.89

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Solution

The fourth proportional to 87,293.79, 130,948.23 and 24,113.89 is: 36,172.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,293.79 : 130,948.23 = 24,113.89 : x
  2. Step 2: Convert to fraction form
    87,293.79/130,948.23 = 24,113.89/x
  3. Step 3: Cross multiply
    87,293.79x = 130,948.23 × 24,113.89
  4. Step 4: Simplify right side
    87,293.79x = 3,157,671,213.91
  5. Step 5: Solve for x
    x = 3,157,671,213.91/87,293.79
  6. Step 6: Final answer
    x = 36,172.92

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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.