Home / 188,034.31-281,853.37-61,641.61

Finding the Fourth Proportional to 188,034.31, 281,853.37 and 61,641.61

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Solution

The fourth proportional to 188,034.31, 281,853.37 and 61,641.61 is: 92,397.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,034.31 : 281,853.37 = 61,641.61 : x
  2. Step 2: Convert to fraction form
    188,034.31/281,853.37 = 61,641.61/x
  3. Step 3: Cross multiply
    188,034.31x = 281,853.37 × 61,641.61
  4. Step 4: Simplify right side
    188,034.31x = 17,373,894,883.14
  5. Step 5: Solve for x
    x = 17,373,894,883.14/188,034.31
  6. Step 6: Final answer
    x = 92,397.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.