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Finding the Fourth Proportional to 77,614.84, 116,424.84 and 60,732.28

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Solution

The fourth proportional to 77,614.84, 116,424.84 and 60,732.28 is: 91,100.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,614.84 : 116,424.84 = 60,732.28 : x
  2. Step 2: Convert to fraction form
    77,614.84/116,424.84 = 60,732.28/x
  3. Step 3: Cross multiply
    77,614.84x = 116,424.84 × 60,732.28
  4. Step 4: Simplify right side
    77,614.84x = 7,070,746,355.11
  5. Step 5: Solve for x
    x = 7,070,746,355.11/77,614.84
  6. Step 6: Final answer
    x = 91,100.44

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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.