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Finding the Fourth Proportional to 80,599.65, 120,923.64 and 32,543.52

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Solution

The fourth proportional to 80,599.65, 120,923.64 and 32,543.52 is: 48,825.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,599.65 : 120,923.64 = 32,543.52 : x
  2. Step 2: Convert to fraction form
    80,599.65/120,923.64 = 32,543.52/x
  3. Step 3: Cross multiply
    80,599.65x = 120,923.64 × 32,543.52
  4. Step 4: Simplify right side
    80,599.65x = 3,935,280,896.81
  5. Step 5: Solve for x
    x = 3,935,280,896.81/80,599.65
  6. Step 6: Final answer
    x = 48,825.04

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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.