Home / 168,177.88-232,087.28-91,696.36

Finding the Fourth Proportional to 168,177.88, 232,087.28 and 91,696.36

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Solution

The fourth proportional to 168,177.88, 232,087.28 and 91,696.36 is: 126,541.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,177.88 : 232,087.28 = 91,696.36 : x
  2. Step 2: Convert to fraction form
    168,177.88/232,087.28 = 91,696.36/x
  3. Step 3: Cross multiply
    168,177.88x = 232,087.28 × 91,696.36
  4. Step 4: Simplify right side
    168,177.88x = 21,281,558,778.30
  5. Step 5: Solve for x
    x = 21,281,558,778.30/168,177.88
  6. Step 6: Final answer
    x = 126,541.96

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1.5x scale

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.