Home / 124,772.98-187,131.96-36,007.20

Finding the Fourth Proportional to 124,772.98, 187,131.96 and 36,007.20

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Solution

The fourth proportional to 124,772.98, 187,131.96 and 36,007.20 is: 54,002.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,772.98 : 187,131.96 = 36,007.20 : x
  2. Step 2: Convert to fraction form
    124,772.98/187,131.96 = 36,007.20/x
  3. Step 3: Cross multiply
    124,772.98x = 187,131.96 × 36,007.20
  4. Step 4: Simplify right side
    124,772.98x = 6,738,097,910.11
  5. Step 5: Solve for x
    x = 6,738,097,910.11/124,772.98
  6. Step 6: Final answer
    x = 54,002.86

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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.