Home / 125,174.20-187,741.68-40,933.66

Finding the Fourth Proportional to 125,174.20, 187,741.68 and 40,933.66

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Solution

The fourth proportional to 125,174.20, 187,741.68 and 40,933.66 is: 61,394.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,174.20 : 187,741.68 = 40,933.66 : x
  2. Step 2: Convert to fraction form
    125,174.20/187,741.68 = 40,933.66/x
  3. Step 3: Cross multiply
    125,174.20x = 187,741.68 × 40,933.66
  4. Step 4: Simplify right side
    125,174.20x = 7,684,954,096.95
  5. Step 5: Solve for x
    x = 7,684,954,096.95/125,174.20
  6. Step 6: Final answer
    x = 61,394.07

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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.