Home / 124,780.23-187,149.84-44,801.64

Finding the Fourth Proportional to 124,780.23, 187,149.84 and 44,801.64

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Solution

The fourth proportional to 124,780.23, 187,149.84 and 44,801.64 is: 67,195.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,780.23 : 187,149.84 = 44,801.64 : x
  2. Step 2: Convert to fraction form
    124,780.23/187,149.84 = 44,801.64/x
  3. Step 3: Cross multiply
    124,780.23x = 187,149.84 × 44,801.64
  4. Step 4: Simplify right side
    124,780.23x = 8,384,619,757.74
  5. Step 5: Solve for x
    x = 8,384,619,757.74/124,780.23
  6. Step 6: Final answer
    x = 67,195.10

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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.