Home / 40,406.65-60,589.22-21,702.43

Finding the Fourth Proportional to 40,406.65, 60,589.22 and 21,702.43

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Solution

The fourth proportional to 40,406.65, 60,589.22 and 21,702.43 is: 32,542.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,406.65 : 60,589.22 = 21,702.43 : x
  2. Step 2: Convert to fraction form
    40,406.65/60,589.22 = 21,702.43/x
  3. Step 3: Cross multiply
    40,406.65x = 60,589.22 × 21,702.43
  4. Step 4: Simplify right side
    40,406.65x = 1,314,933,305.80
  5. Step 5: Solve for x
    x = 1,314,933,305.80/40,406.65
  6. Step 6: Final answer
    x = 32,542.50

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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.