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Finding the Fourth Proportional to 137,549.62, 206,325.20 and 62,617.35

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Solution

The fourth proportional to 137,549.62, 206,325.20 and 62,617.35 is: 93,926.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,549.62 : 206,325.20 = 62,617.35 : x
  2. Step 2: Convert to fraction form
    137,549.62/206,325.20 = 62,617.35/x
  3. Step 3: Cross multiply
    137,549.62x = 206,325.20 × 62,617.35
  4. Step 4: Simplify right side
    137,549.62x = 12,919,537,262.22
  5. Step 5: Solve for x
    x = 12,919,537,262.22/137,549.62
  6. Step 6: Final answer
    x = 93,926.38

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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.