Home / 48,499.23-72,748.85-38,657.73

Finding the Fourth Proportional to 48,499.23, 72,748.85 and 38,657.73

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Solution

The fourth proportional to 48,499.23, 72,748.85 and 38,657.73 is: 57,986.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,499.23 : 72,748.85 = 38,657.73 : x
  2. Step 2: Convert to fraction form
    48,499.23/72,748.85 = 38,657.73/x
  3. Step 3: Cross multiply
    48,499.23x = 72,748.85 × 38,657.73
  4. Step 4: Simplify right side
    48,499.23x = 2,812,305,401.11
  5. Step 5: Solve for x
    x = 2,812,305,401.11/48,499.23
  6. Step 6: Final answer
    x = 57,986.60

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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.