Home / 96,691.68-145,039.12-26,570.56

Finding the Fourth Proportional to 96,691.68, 145,039.12 and 26,570.56

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Solution

The fourth proportional to 96,691.68, 145,039.12 and 26,570.56 is: 39,856.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,691.68 : 145,039.12 = 26,570.56 : x
  2. Step 2: Convert to fraction form
    96,691.68/145,039.12 = 26,570.56/x
  3. Step 3: Cross multiply
    96,691.68x = 145,039.12 × 26,570.56
  4. Step 4: Simplify right side
    96,691.68x = 3,853,770,640.31
  5. Step 5: Solve for x
    x = 3,853,770,640.31/96,691.68
  6. Step 6: Final answer
    x = 39,856.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.