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Finding the Fourth Proportional to 170,726.76, 235,625.22 and 95,290.92

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Solution

The fourth proportional to 170,726.76, 235,625.22 and 95,290.92 is: 131,513.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,726.76 : 235,625.22 = 95,290.92 : x
  2. Step 2: Convert to fraction form
    170,726.76/235,625.22 = 95,290.92/x
  3. Step 3: Cross multiply
    170,726.76x = 235,625.22 × 95,290.92
  4. Step 4: Simplify right side
    170,726.76x = 22,452,943,989.00
  5. Step 5: Solve for x
    x = 22,452,943,989.00/170,726.76
  6. Step 6: Final answer
    x = 131,513.91

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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.