Home / 124,980.12-187,497.90-36,237.24

Finding the Fourth Proportional to 124,980.12, 187,497.90 and 36,237.24

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Solution

The fourth proportional to 124,980.12, 187,497.90 and 36,237.24 is: 54,363.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,980.12 : 187,497.90 = 36,237.24 : x
  2. Step 2: Convert to fraction form
    124,980.12/187,497.90 = 36,237.24/x
  3. Step 3: Cross multiply
    124,980.12x = 187,497.90 × 36,237.24
  4. Step 4: Simplify right side
    124,980.12x = 6,794,406,401.80
  5. Step 5: Solve for x
    x = 6,794,406,401.80/124,980.12
  6. Step 6: Final answer
    x = 54,363.90

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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.