Home / 122,793.53-169,441.34-69,077.43

Finding the Fourth Proportional to 122,793.53, 169,441.34 and 69,077.43

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Solution

The fourth proportional to 122,793.53, 169,441.34 and 69,077.43 is: 95,319.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,793.53 : 169,441.34 = 69,077.43 : x
  2. Step 2: Convert to fraction form
    122,793.53/169,441.34 = 69,077.43/x
  3. Step 3: Cross multiply
    122,793.53x = 169,441.34 × 69,077.43
  4. Step 4: Simplify right side
    122,793.53x = 11,704,571,957.57
  5. Step 5: Solve for x
    x = 11,704,571,957.57/122,793.53
  6. Step 6: Final answer
    x = 95,319.13

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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.