Home / 48,399.12-72,607.20-17,234.40

Finding the Fourth Proportional to 48,399.12, 72,607.20 and 17,234.40

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Solution

The fourth proportional to 48,399.12, 72,607.20 and 17,234.40 is: 25,854.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,399.12 : 72,607.20 = 17,234.40 : x
  2. Step 2: Convert to fraction form
    48,399.12/72,607.20 = 17,234.40/x
  3. Step 3: Cross multiply
    48,399.12x = 72,607.20 × 17,234.40
  4. Step 4: Simplify right side
    48,399.12x = 1,251,341,527.68
  5. Step 5: Solve for x
    x = 1,251,341,527.68/48,399.12
  6. Step 6: Final answer
    x = 25,854.63

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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.