Home / 169,918.80-234,422.52-109,484.64

Finding the Fourth Proportional to 169,918.80, 234,422.52 and 109,484.64

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Solution

The fourth proportional to 169,918.80, 234,422.52 and 109,484.64 is: 151,046.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,918.80 : 234,422.52 = 109,484.64 : x
  2. Step 2: Convert to fraction form
    169,918.80/234,422.52 = 109,484.64/x
  3. Step 3: Cross multiply
    169,918.80x = 234,422.52 × 109,484.64
  4. Step 4: Simplify right side
    169,918.80x = 25,665,665,210.09
  5. Step 5: Solve for x
    x = 25,665,665,210.09/169,918.80
  6. Step 6: Final answer
    x = 151,046.65

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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.