Home / 124,375.40-186,599.56-40,148.56

Finding the Fourth Proportional to 124,375.40, 186,599.56 and 40,148.56

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Solution

The fourth proportional to 124,375.40, 186,599.56 and 40,148.56 is: 60,234.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,375.40 : 186,599.56 = 40,148.56 : x
  2. Step 2: Convert to fraction form
    124,375.40/186,599.56 = 40,148.56/x
  3. Step 3: Cross multiply
    124,375.40x = 186,599.56 × 40,148.56
  4. Step 4: Simplify right side
    124,375.40x = 7,491,703,630.63
  5. Step 5: Solve for x
    x = 7,491,703,630.63/124,375.40
  6. Step 6: Final answer
    x = 60,234.61

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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.