Home / 68,680.00-103,177.90-48,463.28

Finding the Fourth Proportional to 68,680.00, 103,177.90 and 48,463.28

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Solution

The fourth proportional to 68,680.00, 103,177.90 and 48,463.28 is: 72,806.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,680.00 : 103,177.90 = 48,463.28 : x
  2. Step 2: Convert to fraction form
    68,680.00/103,177.90 = 48,463.28/x
  3. Step 3: Cross multiply
    68,680.00x = 103,177.90 × 48,463.28
  4. Step 4: Simplify right side
    68,680.00x = 5,000,338,820.46
  5. Step 5: Solve for x
    x = 5,000,338,820.46/68,680.00
  6. Step 6: Final answer
    x = 72,806.33

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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.