Home / 177,153.92-244,477.07-109,215.78

Finding the Fourth Proportional to 177,153.92, 244,477.07 and 109,215.78

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Solution

The fourth proportional to 177,153.92, 244,477.07 and 109,215.78 is: 150,720.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,153.92 : 244,477.07 = 109,215.78 : x
  2. Step 2: Convert to fraction form
    177,153.92/244,477.07 = 109,215.78/x
  3. Step 3: Cross multiply
    177,153.92x = 244,477.07 × 109,215.78
  4. Step 4: Simplify right side
    177,153.92x = 26,700,753,346.09
  5. Step 5: Solve for x
    x = 26,700,753,346.09/177,153.92
  6. Step 6: Final answer
    x = 150,720.65

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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.