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Finding the Fourth Proportional to 161,503.65, 222,882.33 and 93,523.59

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Solution

The fourth proportional to 161,503.65, 222,882.33 and 93,523.59 is: 129,066.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,503.65 : 222,882.33 = 93,523.59 : x
  2. Step 2: Convert to fraction form
    161,503.65/222,882.33 = 93,523.59/x
  3. Step 3: Cross multiply
    161,503.65x = 222,882.33 × 93,523.59
  4. Step 4: Simplify right side
    161,503.65x = 20,844,755,649.16
  5. Step 5: Solve for x
    x = 20,844,755,649.16/161,503.65
  6. Step 6: Final answer
    x = 129,066.78

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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.