Home / 79,721.61-119,575.08-24,317.61

Finding the Fourth Proportional to 79,721.61, 119,575.08 and 24,317.61

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Solution

The fourth proportional to 79,721.61, 119,575.08 and 24,317.61 is: 36,474.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,721.61 : 119,575.08 = 24,317.61 : x
  2. Step 2: Convert to fraction form
    79,721.61/119,575.08 = 24,317.61/x
  3. Step 3: Cross multiply
    79,721.61x = 119,575.08 × 24,317.61
  4. Step 4: Simplify right side
    79,721.61x = 2,907,780,161.16
  5. Step 5: Solve for x
    x = 2,907,780,161.16/79,721.61
  6. Step 6: Final answer
    x = 36,474.18

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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.