Home / 69,178.32-103,781.04-24,793.20

Finding the Fourth Proportional to 69,178.32, 103,781.04 and 24,793.20

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Solution

The fourth proportional to 69,178.32, 103,781.04 and 24,793.20 is: 37,194.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,178.32 : 103,781.04 = 24,793.20 : x
  2. Step 2: Convert to fraction form
    69,178.32/103,781.04 = 24,793.20/x
  3. Step 3: Cross multiply
    69,178.32x = 103,781.04 × 24,793.20
  4. Step 4: Simplify right side
    69,178.32x = 2,573,064,080.93
  5. Step 5: Solve for x
    x = 2,573,064,080.93/69,178.32
  6. Step 6: Final answer
    x = 37,194.66

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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.