Home / 48,422.56-72,632.40-13,364.32

Finding the Fourth Proportional to 48,422.56, 72,632.40 and 13,364.32

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Solution

The fourth proportional to 48,422.56, 72,632.40 and 13,364.32 is: 20,046.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,422.56 : 72,632.40 = 13,364.32 : x
  2. Step 2: Convert to fraction form
    48,422.56/72,632.40 = 13,364.32/x
  3. Step 3: Cross multiply
    48,422.56x = 72,632.40 × 13,364.32
  4. Step 4: Simplify right side
    48,422.56x = 970,682,635.97
  5. Step 5: Solve for x
    x = 970,682,635.97/48,422.56
  6. Step 6: Final answer
    x = 20,046.08

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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.