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Finding the Fourth Proportional to 95,987.68, 132,472.20 and 53,550.16

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Solution

The fourth proportional to 95,987.68, 132,472.20 and 53,550.16 is: 73,904.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,987.68 : 132,472.20 = 53,550.16 : x
  2. Step 2: Convert to fraction form
    95,987.68/132,472.20 = 53,550.16/x
  3. Step 3: Cross multiply
    95,987.68x = 132,472.20 × 53,550.16
  4. Step 4: Simplify right side
    95,987.68x = 7,093,907,505.55
  5. Step 5: Solve for x
    x = 7,093,907,505.55/95,987.68
  6. Step 6: Final answer
    x = 73,904.35

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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.