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Finding the Fourth Proportional to 62,943.84, 94,428.72 and 52,627.68

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Solution

The fourth proportional to 62,943.84, 94,428.72 and 52,627.68 is: 78,952.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,943.84 : 94,428.72 = 52,627.68 : x
  2. Step 2: Convert to fraction form
    62,943.84/94,428.72 = 52,627.68/x
  3. Step 3: Cross multiply
    62,943.84x = 94,428.72 × 52,627.68
  4. Step 4: Simplify right side
    62,943.84x = 4,969,564,458.97
  5. Step 5: Solve for x
    x = 4,969,564,458.97/62,943.84
  6. Step 6: Final answer
    x = 78,952.36

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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.