Home / 40,440.20-60,671.10-36,087.80

Finding the Fourth Proportional to 40,440.20, 60,671.10 and 36,087.80

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Solution

The fourth proportional to 40,440.20, 60,671.10 and 36,087.80 is: 54,141.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,440.20 : 60,671.10 = 36,087.80 : x
  2. Step 2: Convert to fraction form
    40,440.20/60,671.10 = 36,087.80/x
  3. Step 3: Cross multiply
    40,440.20x = 60,671.10 × 36,087.80
  4. Step 4: Simplify right side
    40,440.20x = 2,189,486,522.58
  5. Step 5: Solve for x
    x = 2,189,486,522.58/40,440.20
  6. Step 6: Final answer
    x = 54,141.34

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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.