Home / 187,514.24-258,759.72-102,614.90

Finding the Fourth Proportional to 187,514.24, 258,759.72 and 102,614.90

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Solution

The fourth proportional to 187,514.24, 258,759.72 and 102,614.90 is: 141,603.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,514.24 : 258,759.72 = 102,614.90 : x
  2. Step 2: Convert to fraction form
    187,514.24/258,759.72 = 102,614.90/x
  3. Step 3: Cross multiply
    187,514.24x = 258,759.72 × 102,614.90
  4. Step 4: Simplify right side
    187,514.24x = 26,552,602,791.83
  5. Step 5: Solve for x
    x = 26,552,602,791.83/187,514.24
  6. Step 6: Final answer
    x = 141,603.13

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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.