Home / 40,440.60-60,531.30-21,674.52

Finding the Fourth Proportional to 40,440.60, 60,531.30 and 21,674.52

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Solution

The fourth proportional to 40,440.60, 60,531.30 and 21,674.52 is: 32,442.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,440.60 : 60,531.30 = 21,674.52 : x
  2. Step 2: Convert to fraction form
    40,440.60/60,531.30 = 21,674.52/x
  3. Step 3: Cross multiply
    40,440.60x = 60,531.30 × 21,674.52
  4. Step 4: Simplify right side
    40,440.60x = 1,311,986,872.48
  5. Step 5: Solve for x
    x = 1,311,986,872.48/40,440.60
  6. Step 6: Final answer
    x = 32,442.32

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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.