Home / 40,266.30-60,399.45-25,491.90

Finding the Fourth Proportional to 40,266.30, 60,399.45 and 25,491.90

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Solution

The fourth proportional to 40,266.30, 60,399.45 and 25,491.90 is: 38,237.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,266.30 : 60,399.45 = 25,491.90 : x
  2. Step 2: Convert to fraction form
    40,266.30/60,399.45 = 25,491.90/x
  3. Step 3: Cross multiply
    40,266.30x = 60,399.45 × 25,491.90
  4. Step 4: Simplify right side
    40,266.30x = 1,539,696,739.46
  5. Step 5: Solve for x
    x = 1,539,696,739.46/40,266.30
  6. Step 6: Final answer
    x = 38,237.85

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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.