Home / 259,149.38-357,626.75-145,972.13

Finding the Fourth Proportional to 259,149.38, 357,626.75 and 145,972.13

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Solution

The fourth proportional to 259,149.38, 357,626.75 and 145,972.13 is: 201,441.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,149.38 : 357,626.75 = 145,972.13 : x
  2. Step 2: Convert to fraction form
    259,149.38/357,626.75 = 145,972.13/x
  3. Step 3: Cross multiply
    259,149.38x = 357,626.75 × 145,972.13
  4. Step 4: Simplify right side
    259,149.38x = 52,203,535,924.48
  5. Step 5: Solve for x
    x = 52,203,535,924.48/259,149.38
  6. Step 6: Final answer
    x = 201,441.87

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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.