Home / 48,422.24-72,631.38-13,361.00

Finding the Fourth Proportional to 48,422.24, 72,631.38 and 13,361.00

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Solution

The fourth proportional to 48,422.24, 72,631.38 and 13,361.00 is: 20,040.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,422.24 : 72,631.38 = 13,361.00 : x
  2. Step 2: Convert to fraction form
    48,422.24/72,631.38 = 13,361.00/x
  3. Step 3: Cross multiply
    48,422.24x = 72,631.38 × 13,361.00
  4. Step 4: Simplify right side
    48,422.24x = 970,428,099.86
  5. Step 5: Solve for x
    x = 970,428,099.86/48,422.24
  6. Step 6: Final answer
    x = 20,040.96

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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.