Home / 80,569.83-111,204.14-44,772.15

Finding the Fourth Proportional to 80,569.83, 111,204.14 and 44,772.15

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Solution

The fourth proportional to 80,569.83, 111,204.14 and 44,772.15 is: 61,795.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,569.83 : 111,204.14 = 44,772.15 : x
  2. Step 2: Convert to fraction form
    80,569.83/111,204.14 = 44,772.15/x
  3. Step 3: Cross multiply
    80,569.83x = 111,204.14 × 44,772.15
  4. Step 4: Simplify right side
    80,569.83x = 4,978,847,992.61
  5. Step 5: Solve for x
    x = 4,978,847,992.61/80,569.83
  6. Step 6: Final answer
    x = 61,795.44

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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.