Home / 40,498.20-60,747.30-36,869.40

Finding the Fourth Proportional to 40,498.20, 60,747.30 and 36,869.40

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Solution

The fourth proportional to 40,498.20, 60,747.30 and 36,869.40 is: 55,304.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,498.20 : 60,747.30 = 36,869.40 : x
  2. Step 2: Convert to fraction form
    40,498.20/60,747.30 = 36,869.40/x
  3. Step 3: Cross multiply
    40,498.20x = 60,747.30 × 36,869.40
  4. Step 4: Simplify right side
    40,498.20x = 2,239,716,502.62
  5. Step 5: Solve for x
    x = 2,239,716,502.62/40,498.20
  6. Step 6: Final answer
    x = 55,304.10

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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.