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Finding the Fourth Proportional to 96,137.73, 132,672.80 and 53,699.00

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Solution

The fourth proportional to 96,137.73, 132,672.80 and 53,699.00 is: 74,106.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,137.73 : 132,672.80 = 53,699.00 : x
  2. Step 2: Convert to fraction form
    96,137.73/132,672.80 = 53,699.00/x
  3. Step 3: Cross multiply
    96,137.73x = 132,672.80 × 53,699.00
  4. Step 4: Simplify right side
    96,137.73x = 7,124,396,195.10
  5. Step 5: Solve for x
    x = 7,124,396,195.10/96,137.73
  6. Step 6: Final answer
    x = 74,106.14

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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.