Home / 79,723.20-119,370.96-44,562.72

Finding the Fourth Proportional to 79,723.20, 119,370.96 and 44,562.72

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Solution

The fourth proportional to 79,723.20, 119,370.96 and 44,562.72 is: 66,724.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,723.20 : 119,370.96 = 44,562.72 : x
  2. Step 2: Convert to fraction form
    79,723.20/119,370.96 = 44,562.72/x
  3. Step 3: Cross multiply
    79,723.20x = 119,370.96 × 44,562.72
  4. Step 4: Simplify right side
    79,723.20x = 5,319,494,666.61
  5. Step 5: Solve for x
    x = 5,319,494,666.61/79,723.20
  6. Step 6: Final answer
    x = 66,724.55

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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.