Home / 50,440.80-75,632.40-15,375.20

Finding the Fourth Proportional to 50,440.80, 75,632.40 and 15,375.20

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Solution

The fourth proportional to 50,440.80, 75,632.40 and 15,375.20 is: 23,054.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,440.80 : 75,632.40 = 15,375.20 : x
  2. Step 2: Convert to fraction form
    50,440.80/75,632.40 = 15,375.20/x
  3. Step 3: Cross multiply
    50,440.80x = 75,632.40 × 15,375.20
  4. Step 4: Simplify right side
    50,440.80x = 1,162,863,276.48
  5. Step 5: Solve for x
    x = 1,162,863,276.48/50,440.80
  6. Step 6: Final answer
    x = 23,054.02

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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.