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Finding the Fourth Proportional to 158,737.12, 237,537.16 and 137,463.52

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Solution

The fourth proportional to 158,737.12, 237,537.16 and 137,463.52 is: 205,702.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,737.12 : 237,537.16 = 137,463.52 : x
  2. Step 2: Convert to fraction form
    158,737.12/237,537.16 = 137,463.52/x
  3. Step 3: Cross multiply
    158,737.12x = 237,537.16 × 137,463.52
  4. Step 4: Simplify right side
    158,737.12x = 32,652,694,144.40
  5. Step 5: Solve for x
    x = 32,652,694,144.40/158,737.12
  6. Step 6: Final answer
    x = 205,702.95

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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.