Home / 48,372.18-72,524.22-18,765.06

Finding the Fourth Proportional to 48,372.18, 72,524.22 and 18,765.06

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Solution

The fourth proportional to 48,372.18, 72,524.22 and 18,765.06 is: 28,134.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,372.18 : 72,524.22 = 18,765.06 : x
  2. Step 2: Convert to fraction form
    48,372.18/72,524.22 = 18,765.06/x
  3. Step 3: Cross multiply
    48,372.18x = 72,524.22 × 18,765.06
  4. Step 4: Simplify right side
    48,372.18x = 1,360,921,339.75
  5. Step 5: Solve for x
    x = 1,360,921,339.75/48,372.18
  6. Step 6: Final answer
    x = 28,134.38

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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.