Home / 69,780.56-104,671.14-22,402.85

Finding the Fourth Proportional to 69,780.56, 104,671.14 and 22,402.85

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Solution

The fourth proportional to 69,780.56, 104,671.14 and 22,402.85 is: 33,604.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,780.56 : 104,671.14 = 22,402.85 : x
  2. Step 2: Convert to fraction form
    69,780.56/104,671.14 = 22,402.85/x
  3. Step 3: Cross multiply
    69,780.56x = 104,671.14 × 22,402.85
  4. Step 4: Simplify right side
    69,780.56x = 2,344,931,213.38
  5. Step 5: Solve for x
    x = 2,344,931,213.38/69,780.56
  6. Step 6: Final answer
    x = 33,604.36

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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.