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Finding the Fourth Proportional to 73,265.52, 109,898.55 and 17,861.52

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Solution

The fourth proportional to 73,265.52, 109,898.55 and 17,861.52 is: 26,792.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,265.52 : 109,898.55 = 17,861.52 : x
  2. Step 2: Convert to fraction form
    73,265.52/109,898.55 = 17,861.52/x
  3. Step 3: Cross multiply
    73,265.52x = 109,898.55 × 17,861.52
  4. Step 4: Simplify right side
    73,265.52x = 1,962,955,148.80
  5. Step 5: Solve for x
    x = 1,962,955,148.80/73,265.52
  6. Step 6: Final answer
    x = 26,792.35

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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.