Home / 48,876.66-73,307.16-13,818.78

Finding the Fourth Proportional to 48,876.66, 73,307.16 and 13,818.78

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Solution

The fourth proportional to 48,876.66, 73,307.16 and 13,818.78 is: 20,725.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,876.66 : 73,307.16 = 13,818.78 : x
  2. Step 2: Convert to fraction form
    48,876.66/73,307.16 = 13,818.78/x
  3. Step 3: Cross multiply
    48,876.66x = 73,307.16 × 13,818.78
  4. Step 4: Simplify right side
    48,876.66x = 1,013,015,516.46
  5. Step 5: Solve for x
    x = 1,013,015,516.46/48,876.66
  6. Step 6: Final answer
    x = 20,725.96

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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.