Home / 79,562.04-119,343.22-20,397.92

Finding the Fourth Proportional to 79,562.04, 119,343.22 and 20,397.92

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Solution

The fourth proportional to 79,562.04, 119,343.22 and 20,397.92 is: 30,596.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,562.04 : 119,343.22 = 20,397.92 : x
  2. Step 2: Convert to fraction form
    79,562.04/119,343.22 = 20,397.92/x
  3. Step 3: Cross multiply
    79,562.04x = 119,343.22 × 20,397.92
  4. Step 4: Simplify right side
    79,562.04x = 2,434,353,352.11
  5. Step 5: Solve for x
    x = 2,434,353,352.11/79,562.04
  6. Step 6: Final answer
    x = 30,596.92

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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.