Home / 98,713.52-136,227.88-54,001.52

Finding the Fourth Proportional to 98,713.52, 136,227.88 and 54,001.52

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Solution

The fourth proportional to 98,713.52, 136,227.88 and 54,001.52 is: 74,523.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,713.52 : 136,227.88 = 54,001.52 : x
  2. Step 2: Convert to fraction form
    98,713.52/136,227.88 = 54,001.52/x
  3. Step 3: Cross multiply
    98,713.52x = 136,227.88 × 54,001.52
  4. Step 4: Simplify right side
    98,713.52x = 7,356,512,586.38
  5. Step 5: Solve for x
    x = 7,356,512,586.38/98,713.52
  6. Step 6: Final answer
    x = 74,523.86

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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.