Home / 80,333.79-120,476.36-24,158.98

Finding the Fourth Proportional to 80,333.79, 120,476.36 and 24,158.98

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Solution

The fourth proportional to 80,333.79, 120,476.36 and 24,158.98 is: 36,231.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,333.79 : 120,476.36 = 24,158.98 : x
  2. Step 2: Convert to fraction form
    80,333.79/120,476.36 = 24,158.98/x
  3. Step 3: Cross multiply
    80,333.79x = 120,476.36 × 24,158.98
  4. Step 4: Simplify right side
    80,333.79x = 2,910,586,521.55
  5. Step 5: Solve for x
    x = 2,910,586,521.55/80,333.79
  6. Step 6: Final answer
    x = 36,231.16

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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.