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Finding the Fourth Proportional to 187,591.14, 259,103.00 and 136,522.87

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Solution

The fourth proportional to 187,591.14, 259,103.00 and 136,522.87 is: 188,566.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,591.14 : 259,103.00 = 136,522.87 : x
  2. Step 2: Convert to fraction form
    187,591.14/259,103.00 = 136,522.87/x
  3. Step 3: Cross multiply
    187,591.14x = 259,103.00 × 136,522.87
  4. Step 4: Simplify right side
    187,591.14x = 35,373,484,879.16
  5. Step 5: Solve for x
    x = 35,373,484,879.16/187,591.14
  6. Step 6: Final answer
    x = 188,566.93

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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.