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Finding the Fourth Proportional to 96,189.03, 132,740.53 and 53,747.56

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Solution

The fourth proportional to 96,189.03, 132,740.53 and 53,747.56 is: 74,171.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,189.03 : 132,740.53 = 53,747.56 : x
  2. Step 2: Convert to fraction form
    96,189.03/132,740.53 = 53,747.56/x
  3. Step 3: Cross multiply
    96,189.03x = 132,740.53 × 53,747.56
  4. Step 4: Simplify right side
    96,189.03x = 7,134,479,600.61
  5. Step 5: Solve for x
    x = 7,134,479,600.61/96,189.03
  6. Step 6: Final answer
    x = 74,171.45

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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.