Home / 104,568.74-156,442.52-80,695.92

Finding the Fourth Proportional to 104,568.74, 156,442.52 and 80,695.92

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Solution

The fourth proportional to 104,568.74, 156,442.52 and 80,695.92 is: 120,727.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,568.74 : 156,442.52 = 80,695.92 : x
  2. Step 2: Convert to fraction form
    104,568.74/156,442.52 = 80,695.92/x
  3. Step 3: Cross multiply
    104,568.74x = 156,442.52 × 80,695.92
  4. Step 4: Simplify right side
    104,568.74x = 12,624,272,675.04
  5. Step 5: Solve for x
    x = 12,624,272,675.04/104,568.74
  6. Step 6: Final answer
    x = 120,727.03

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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.