Home / 127,753.08-176,304.72-71,164.44

Finding the Fourth Proportional to 127,753.08, 176,304.72 and 71,164.44

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Solution

The fourth proportional to 127,753.08, 176,304.72 and 71,164.44 is: 98,209.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,753.08 : 176,304.72 = 71,164.44 : x
  2. Step 2: Convert to fraction form
    127,753.08/176,304.72 = 71,164.44/x
  3. Step 3: Cross multiply
    127,753.08x = 176,304.72 × 71,164.44
  4. Step 4: Simplify right side
    127,753.08x = 12,546,626,668.16
  5. Step 5: Solve for x
    x = 12,546,626,668.16/127,753.08
  6. Step 6: Final answer
    x = 98,209.97

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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.