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Finding the Fourth Proportional to 60,521.80, 83,522.46 and 36,634.96

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Solution

The fourth proportional to 60,521.80, 83,522.46 and 36,634.96 is: 50,557.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,521.80 : 83,522.46 = 36,634.96 : x
  2. Step 2: Convert to fraction form
    60,521.80/83,522.46 = 36,634.96/x
  3. Step 3: Cross multiply
    60,521.80x = 83,522.46 × 36,634.96
  4. Step 4: Simplify right side
    60,521.80x = 3,059,841,981.20
  5. Step 5: Solve for x
    x = 3,059,841,981.20/60,521.80
  6. Step 6: Final answer
    x = 50,557.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.