Home / 67,720.62-93,469.98-45,060.56

Finding the Fourth Proportional to 67,720.62, 93,469.98 and 45,060.56

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Solution

The fourth proportional to 67,720.62, 93,469.98 and 45,060.56 is: 62,193.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,720.62 : 93,469.98 = 45,060.56 : x
  2. Step 2: Convert to fraction form
    67,720.62/93,469.98 = 45,060.56/x
  3. Step 3: Cross multiply
    67,720.62x = 93,469.98 × 45,060.56
  4. Step 4: Simplify right side
    67,720.62x = 4,211,809,641.99
  5. Step 5: Solve for x
    x = 4,211,809,641.99/67,720.62
  6. Step 6: Final answer
    x = 62,193.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.