Home / 48,909.38-73,374.59-15,174.72

Finding the Fourth Proportional to 48,909.38, 73,374.59 and 15,174.72

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Solution

The fourth proportional to 48,909.38, 73,374.59 and 15,174.72 is: 22,765.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,909.38 : 73,374.59 = 15,174.72 : x
  2. Step 2: Convert to fraction form
    48,909.38/73,374.59 = 15,174.72/x
  3. Step 3: Cross multiply
    48,909.38x = 73,374.59 × 15,174.72
  4. Step 4: Simplify right side
    48,909.38x = 1,113,438,782.49
  5. Step 5: Solve for x
    x = 1,113,438,782.49/48,909.38
  6. Step 6: Final answer
    x = 22,765.34

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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.