Home / 48,884.64-73,326.96-13,819.76

Finding the Fourth Proportional to 48,884.64, 73,326.96 and 13,819.76

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Solution

The fourth proportional to 48,884.64, 73,326.96 and 13,819.76 is: 20,729.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,884.64 : 73,326.96 = 13,819.76 : x
  2. Step 2: Convert to fraction form
    48,884.64/73,326.96 = 13,819.76/x
  3. Step 3: Cross multiply
    48,884.64x = 73,326.96 × 13,819.76
  4. Step 4: Simplify right side
    48,884.64x = 1,013,360,988.73
  5. Step 5: Solve for x
    x = 1,013,360,988.73/48,884.64
  6. Step 6: Final answer
    x = 20,729.64

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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.