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Finding the Fourth Proportional to 177,308.88, 244,652.84 and 105,695.56

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Solution

The fourth proportional to 177,308.88, 244,652.84 and 105,695.56 is: 145,839.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,308.88 : 244,652.84 = 105,695.56 : x
  2. Step 2: Convert to fraction form
    177,308.88/244,652.84 = 105,695.56/x
  3. Step 3: Cross multiply
    177,308.88x = 244,652.84 × 105,695.56
  4. Step 4: Simplify right side
    177,308.88x = 25,858,718,929.39
  5. Step 5: Solve for x
    x = 25,858,718,929.39/177,308.88
  6. Step 6: Final answer
    x = 145,839.95

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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.