Home / 161,327.52-222,626.88-89,706.24

Finding the Fourth Proportional to 161,327.52, 222,626.88 and 89,706.24

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Solution

The fourth proportional to 161,327.52, 222,626.88 and 89,706.24 is: 123,791.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,327.52 : 222,626.88 = 89,706.24 : x
  2. Step 2: Convert to fraction form
    161,327.52/222,626.88 = 89,706.24/x
  3. Step 3: Cross multiply
    161,327.52x = 222,626.88 × 89,706.24
  4. Step 4: Simplify right side
    161,327.52x = 19,971,020,327.73
  5. Step 5: Solve for x
    x = 19,971,020,327.73/161,327.52
  6. Step 6: Final answer
    x = 123,791.78

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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.