Home / 83,537.64-125,320.86-44,127.72

Finding the Fourth Proportional to 83,537.64, 125,320.86 and 44,127.72

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Solution

The fourth proportional to 83,537.64, 125,320.86 and 44,127.72 is: 66,199.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,537.64 : 125,320.86 = 44,127.72 : x
  2. Step 2: Convert to fraction form
    83,537.64/125,320.86 = 44,127.72/x
  3. Step 3: Cross multiply
    83,537.64x = 125,320.86 × 44,127.72
  4. Step 4: Simplify right side
    83,537.64x = 5,530,123,820.24
  5. Step 5: Solve for x
    x = 5,530,123,820.24/83,537.64
  6. Step 6: Final answer
    x = 66,199.19

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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.