Home / 240,767.22-332,148.52-155,911.62

Finding the Fourth Proportional to 240,767.22, 332,148.52 and 155,911.62

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Solution

The fourth proportional to 240,767.22, 332,148.52 and 155,911.62 is: 215,086.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,767.22 : 332,148.52 = 155,911.62 : x
  2. Step 2: Convert to fraction form
    240,767.22/332,148.52 = 155,911.62/x
  3. Step 3: Cross multiply
    240,767.22x = 332,148.52 × 155,911.62
  4. Step 4: Simplify right side
    240,767.22x = 51,785,813,833.80
  5. Step 5: Solve for x
    x = 51,785,813,833.80/240,767.22
  6. Step 6: Final answer
    x = 215,086.65

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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.