Home / 151,944.96-209,648.16-88,244.88

Finding the Fourth Proportional to 151,944.96, 209,648.16 and 88,244.88

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Solution

The fourth proportional to 151,944.96, 209,648.16 and 88,244.88 is: 121,757.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,944.96 : 209,648.16 = 88,244.88 : x
  2. Step 2: Convert to fraction form
    151,944.96/209,648.16 = 88,244.88/x
  3. Step 3: Cross multiply
    151,944.96x = 209,648.16 × 88,244.88
  4. Step 4: Simplify right side
    151,944.96x = 18,500,376,721.42
  5. Step 5: Solve for x
    x = 18,500,376,721.42/151,944.96
  6. Step 6: Final answer
    x = 121,757.09

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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.