Home / 169,759.50-234,282.07-109,455.71

Finding the Fourth Proportional to 169,759.50, 234,282.07 and 109,455.71

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Solution

The fourth proportional to 169,759.50, 234,282.07 and 109,455.71 is: 151,057.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,759.50 : 234,282.07 = 109,455.71 : x
  2. Step 2: Convert to fraction form
    169,759.50/234,282.07 = 109,455.71/x
  3. Step 3: Cross multiply
    169,759.50x = 234,282.07 × 109,455.71
  4. Step 4: Simplify right side
    169,759.50x = 25,643,509,277.53
  5. Step 5: Solve for x
    x = 25,643,509,277.53/169,759.50
  6. Step 6: Final answer
    x = 151,057.88

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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.