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Finding the Fourth Proportional to 96,127.36, 132,654.36 and 53,686.48

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Solution

The fourth proportional to 96,127.36, 132,654.36 and 53,686.48 is: 74,086.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,127.36 : 132,654.36 = 53,686.48 : x
  2. Step 2: Convert to fraction form
    96,127.36/132,654.36 = 53,686.48/x
  3. Step 3: Cross multiply
    96,127.36x = 132,654.36 × 53,686.48
  4. Step 4: Simplify right side
    96,127.36x = 7,121,745,645.05
  5. Step 5: Solve for x
    x = 7,121,745,645.05/96,127.36
  6. Step 6: Final answer
    x = 74,086.56

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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.