Home / 161,114.62-222,302.38-97,451.05

Finding the Fourth Proportional to 161,114.62, 222,302.38 and 97,451.05

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Solution

The fourth proportional to 161,114.62, 222,302.38 and 97,451.05 is: 134,460.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,114.62 : 222,302.38 = 97,451.05 : x
  2. Step 2: Convert to fraction form
    161,114.62/222,302.38 = 97,451.05/x
  3. Step 3: Cross multiply
    161,114.62x = 222,302.38 × 97,451.05
  4. Step 4: Simplify right side
    161,114.62x = 21,663,598,749.73
  5. Step 5: Solve for x
    x = 21,663,598,749.73/161,114.62
  6. Step 6: Final answer
    x = 134,460.79

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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.