Home / 161,757.39-223,222.17-88,170.41

Finding the Fourth Proportional to 161,757.39, 223,222.17 and 88,170.41

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Solution

The fourth proportional to 161,757.39, 223,222.17 and 88,170.41 is: 121,673.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,757.39 : 223,222.17 = 88,170.41 : x
  2. Step 2: Convert to fraction form
    161,757.39/223,222.17 = 88,170.41/x
  3. Step 3: Cross multiply
    161,757.39x = 223,222.17 × 88,170.41
  4. Step 4: Simplify right side
    161,757.39x = 19,681,589,133.88
  5. Step 5: Solve for x
    x = 19,681,589,133.88/161,757.39
  6. Step 6: Final answer
    x = 121,673.51

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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.