Home / 55,821.92-83,702.05-29,101.23

Finding the Fourth Proportional to 55,821.92, 83,702.05 and 29,101.23

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Solution

The fourth proportional to 55,821.92, 83,702.05 and 29,101.23 is: 43,635.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,821.92 : 83,702.05 = 29,101.23 : x
  2. Step 2: Convert to fraction form
    55,821.92/83,702.05 = 29,101.23/x
  3. Step 3: Cross multiply
    55,821.92x = 83,702.05 × 29,101.23
  4. Step 4: Simplify right side
    55,821.92x = 2,435,832,608.52
  5. Step 5: Solve for x
    x = 2,435,832,608.52/55,821.92
  6. Step 6: Final answer
    x = 43,635.78

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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.