Home / 40,641.48-60,988.20-17,267.91

Finding the Fourth Proportional to 40,641.48, 60,988.20 and 17,267.91

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Solution

The fourth proportional to 40,641.48, 60,988.20 and 17,267.91 is: 25,912.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,641.48 : 60,988.20 = 17,267.91 : x
  2. Step 2: Convert to fraction form
    40,641.48/60,988.20 = 17,267.91/x
  3. Step 3: Cross multiply
    40,641.48x = 60,988.20 × 17,267.91
  4. Step 4: Simplify right side
    40,641.48x = 1,053,138,748.66
  5. Step 5: Solve for x
    x = 1,053,138,748.66/40,641.48
  6. Step 6: Final answer
    x = 25,912.90

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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.