Home / 88,545.76-132,822.16-29,386.72

Finding the Fourth Proportional to 88,545.76, 132,822.16 and 29,386.72

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Solution

The fourth proportional to 88,545.76, 132,822.16 and 29,386.72 is: 44,081.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,545.76 : 132,822.16 = 29,386.72 : x
  2. Step 2: Convert to fraction form
    88,545.76/132,822.16 = 29,386.72/x
  3. Step 3: Cross multiply
    88,545.76x = 132,822.16 × 29,386.72
  4. Step 4: Simplify right side
    88,545.76x = 3,903,207,625.72
  5. Step 5: Solve for x
    x = 3,903,207,625.72/88,545.76
  6. Step 6: Final answer
    x = 44,081.25

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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.