Home / 161,110.27-222,332.25-89,496.96

Finding the Fourth Proportional to 161,110.27, 222,332.25 and 89,496.96

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Solution

The fourth proportional to 161,110.27, 222,332.25 and 89,496.96 is: 123,505.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,110.27 : 222,332.25 = 89,496.96 : x
  2. Step 2: Convert to fraction form
    161,110.27/222,332.25 = 89,496.96/x
  3. Step 3: Cross multiply
    161,110.27x = 222,332.25 × 89,496.96
  4. Step 4: Simplify right side
    161,110.27x = 19,898,060,484.96
  5. Step 5: Solve for x
    x = 19,898,060,484.96/161,110.27
  6. Step 6: Final answer
    x = 123,505.85

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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.