Home / 187,326.92-258,505.90-102,442.16

Finding the Fourth Proportional to 187,326.92, 258,505.90 and 102,442.16

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Solution

The fourth proportional to 187,326.92, 258,505.90 and 102,442.16 is: 141,367.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,326.92 : 258,505.90 = 102,442.16 : x
  2. Step 2: Convert to fraction form
    187,326.92/258,505.90 = 102,442.16/x
  3. Step 3: Cross multiply
    187,326.92x = 258,505.90 × 102,442.16
  4. Step 4: Simplify right side
    187,326.92x = 26,481,902,768.74
  5. Step 5: Solve for x
    x = 26,481,902,768.74/187,326.92
  6. Step 6: Final answer
    x = 141,367.31

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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.