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Finding the Fourth Proportional to 187,084.39, 280,629.02 and 62,425.39

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Solution

The fourth proportional to 187,084.39, 280,629.02 and 62,425.39 is: 93,638.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,084.39 : 280,629.02 = 62,425.39 : x
  2. Step 2: Convert to fraction form
    187,084.39/280,629.02 = 62,425.39/x
  3. Step 3: Cross multiply
    187,084.39x = 280,629.02 × 62,425.39
  4. Step 4: Simplify right side
    187,084.39x = 17,518,376,018.82
  5. Step 5: Solve for x
    x = 17,518,376,018.82/187,084.39
  6. Step 6: Final answer
    x = 93,638.90

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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.