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Finding the Fourth Proportional to 187,843.87, 259,251.12 and 116,246.96

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Solution

The fourth proportional to 187,843.87, 259,251.12 and 116,246.96 is: 160,437.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,843.87 : 259,251.12 = 116,246.96 : x
  2. Step 2: Convert to fraction form
    187,843.87/259,251.12 = 116,246.96/x
  3. Step 3: Cross multiply
    187,843.87x = 259,251.12 × 116,246.96
  4. Step 4: Simplify right side
    187,843.87x = 30,137,154,252.53
  5. Step 5: Solve for x
    x = 30,137,154,252.53/187,843.87
  6. Step 6: Final answer
    x = 160,437.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.