Home / 187,531.29-258,794.80-106,962.89

Finding the Fourth Proportional to 187,531.29, 258,794.80 and 106,962.89

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Solution

The fourth proportional to 187,531.29, 258,794.80 and 106,962.89 is: 147,609.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,531.29 : 258,794.80 = 106,962.89 : x
  2. Step 2: Convert to fraction form
    187,531.29/258,794.80 = 106,962.89/x
  3. Step 3: Cross multiply
    187,531.29x = 258,794.80 × 106,962.89
  4. Step 4: Simplify right side
    187,531.29x = 27,681,438,163.59
  5. Step 5: Solve for x
    x = 27,681,438,163.59/187,531.29
  6. Step 6: Final answer
    x = 147,609.70

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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.