Home / 104,540.53-144,267.69-56,793.92

Finding the Fourth Proportional to 104,540.53, 144,267.69 and 56,793.92

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Solution

The fourth proportional to 104,540.53, 144,267.69 and 56,793.92 is: 78,376.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,540.53 : 144,267.69 = 56,793.92 : x
  2. Step 2: Convert to fraction form
    104,540.53/144,267.69 = 56,793.92/x
  3. Step 3: Cross multiply
    104,540.53x = 144,267.69 × 56,793.92
  4. Step 4: Simplify right side
    104,540.53x = 8,193,527,644.44
  5. Step 5: Solve for x
    x = 8,193,527,644.44/104,540.53
  6. Step 6: Final answer
    x = 78,376.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.