Home / 92,531.76-127,694.71-54,291.96

Finding the Fourth Proportional to 92,531.76, 127,694.71 and 54,291.96

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Solution

The fourth proportional to 92,531.76, 127,694.71 and 54,291.96 is: 74,923.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,531.76 : 127,694.71 = 54,291.96 : x
  2. Step 2: Convert to fraction form
    92,531.76/127,694.71 = 54,291.96/x
  3. Step 3: Cross multiply
    92,531.76x = 127,694.71 × 54,291.96
  4. Step 4: Simplify right side
    92,531.76x = 6,932,796,053.60
  5. Step 5: Solve for x
    x = 6,932,796,053.60/92,531.76
  6. Step 6: Final answer
    x = 74,923.42

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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.