Home / 40,052.20-60,082.86-11,973.82

Finding the Fourth Proportional to 40,052.20, 60,082.86 and 11,973.82

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Solution

The fourth proportional to 40,052.20, 60,082.86 and 11,973.82 is: 17,962.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,052.20 : 60,082.86 = 11,973.82 : x
  2. Step 2: Convert to fraction form
    40,052.20/60,082.86 = 11,973.82/x
  3. Step 3: Cross multiply
    40,052.20x = 60,082.86 × 11,973.82
  4. Step 4: Simplify right side
    40,052.20x = 719,421,350.73
  5. Step 5: Solve for x
    x = 719,421,350.73/40,052.20
  6. Step 6: Final answer
    x = 17,962.09

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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.