Home / 161,478.76-222,832.41-123,265.04

Finding the Fourth Proportional to 161,478.76, 222,832.41 and 123,265.04

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Solution

The fourth proportional to 161,478.76, 222,832.41 and 123,265.04 is: 170,099.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,478.76 : 222,832.41 = 123,265.04 : x
  2. Step 2: Convert to fraction form
    161,478.76/222,832.41 = 123,265.04/x
  3. Step 3: Cross multiply
    161,478.76x = 222,832.41 × 123,265.04
  4. Step 4: Simplify right side
    161,478.76x = 27,467,445,066.70
  5. Step 5: Solve for x
    x = 27,467,445,066.70/161,478.76
  6. Step 6: Final answer
    x = 170,099.43

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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.