Home / 187,517.52-258,781.32-106,958.16

Finding the Fourth Proportional to 187,517.52, 258,781.32 and 106,958.16

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Solution

The fourth proportional to 187,517.52, 258,781.32 and 106,958.16 is: 147,606.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,517.52 : 258,781.32 = 106,958.16 : x
  2. Step 2: Convert to fraction form
    187,517.52/258,781.32 = 106,958.16/x
  3. Step 3: Cross multiply
    187,517.52x = 258,781.32 × 106,958.16
  4. Step 4: Simplify right side
    187,517.52x = 27,678,773,829.57
  5. Step 5: Solve for x
    x = 27,678,773,829.57/187,517.52
  6. Step 6: Final answer
    x = 147,606.33

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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.