Home / 48,729.48-73,123.38-44,763.72

Finding the Fourth Proportional to 48,729.48, 73,123.38 and 44,763.72

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Solution

The fourth proportional to 48,729.48, 73,123.38 and 44,763.72 is: 67,172.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,729.48 : 73,123.38 = 44,763.72 : x
  2. Step 2: Convert to fraction form
    48,729.48/73,123.38 = 44,763.72/x
  3. Step 3: Cross multiply
    48,729.48x = 73,123.38 × 44,763.72
  4. Step 4: Simplify right side
    48,729.48x = 3,273,274,507.77
  5. Step 5: Solve for x
    x = 3,273,274,507.77/48,729.48
  6. Step 6: Final answer
    x = 67,172.37

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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.