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Finding the Fourth Proportional to 88,095.92, 132,143.94 and 25,766.48

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Solution

The fourth proportional to 88,095.92, 132,143.94 and 25,766.48 is: 38,649.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,095.92 : 132,143.94 = 25,766.48 : x
  2. Step 2: Convert to fraction form
    88,095.92/132,143.94 = 25,766.48/x
  3. Step 3: Cross multiply
    88,095.92x = 132,143.94 × 25,766.48
  4. Step 4: Simplify right side
    88,095.92x = 3,404,884,187.13
  5. Step 5: Solve for x
    x = 3,404,884,187.13/88,095.92
  6. Step 6: Final answer
    x = 38,649.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.