Home / 187,714.66-281,512.38-61,326.10

Finding the Fourth Proportional to 187,714.66, 281,512.38 and 61,326.10

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Solution

The fourth proportional to 187,714.66, 281,512.38 and 61,326.10 is: 91,969.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,714.66 : 281,512.38 = 61,326.10 : x
  2. Step 2: Convert to fraction form
    187,714.66/281,512.38 = 61,326.10/x
  3. Step 3: Cross multiply
    187,714.66x = 281,512.38 × 61,326.10
  4. Step 4: Simplify right side
    187,714.66x = 17,264,056,367.12
  5. Step 5: Solve for x
    x = 17,264,056,367.12/187,714.66
  6. Step 6: Final answer
    x = 91,969.68

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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.