Home / 122,792.53-169,439.96-69,076.43

Finding the Fourth Proportional to 122,792.53, 169,439.96 and 69,076.43

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Solution

The fourth proportional to 122,792.53, 169,439.96 and 69,076.43 is: 95,317.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,792.53 : 169,439.96 = 69,076.43 : x
  2. Step 2: Convert to fraction form
    122,792.53/169,439.96 = 69,076.43/x
  3. Step 3: Cross multiply
    122,792.53x = 169,439.96 × 69,076.43
  4. Step 4: Simplify right side
    122,792.53x = 11,704,307,190.76
  5. Step 5: Solve for x
    x = 11,704,307,190.76/122,792.53
  6. Step 6: Final answer
    x = 95,317.75

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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.