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Finding the Fourth Proportional to 95,695.80, 132,057.92 and 53,253.40

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Solution

The fourth proportional to 95,695.80, 132,057.92 and 53,253.40 is: 73,488.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,695.80 : 132,057.92 = 53,253.40 : x
  2. Step 2: Convert to fraction form
    95,695.80/132,057.92 = 53,253.40/x
  3. Step 3: Cross multiply
    95,695.80x = 132,057.92 × 53,253.40
  4. Step 4: Simplify right side
    95,695.80x = 7,032,533,236.93
  5. Step 5: Solve for x
    x = 7,032,533,236.93/95,695.80
  6. Step 6: Final answer
    x = 73,488.42

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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.