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Finding the Fourth Proportional to 71,592.89, 107,358 and 29,444.81

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Solution

The fourth proportional to 71,592.89, 107,358 and 29,444.81 is: 44,154.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,592.89 : 107,358 = 29,444.81 : x
  2. Step 2: Convert to fraction form
    71,592.89/107,358 = 29,444.81/x
  3. Step 3: Cross multiply
    71,592.89x = 107,358 × 29,444.81
  4. Step 4: Simplify right side
    71,592.89x = 3,161,135,911.98
  5. Step 5: Solve for x
    x = 3,161,135,911.98/71,592.89
  6. Step 6: Final answer
    x = 44,154.33

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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.