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Finding the Fourth Proportional to 177,403.52, 244,816.84 and 120,913.56

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Solution

The fourth proportional to 177,403.52, 244,816.84 and 120,913.56 is: 166,860.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,403.52 : 244,816.84 = 120,913.56 : x
  2. Step 2: Convert to fraction form
    177,403.52/244,816.84 = 120,913.56/x
  3. Step 3: Cross multiply
    177,403.52x = 244,816.84 × 120,913.56
  4. Step 4: Simplify right side
    177,403.52x = 29,601,675,672.35
  5. Step 5: Solve for x
    x = 29,601,675,672.35/177,403.52
  6. Step 6: Final answer
    x = 166,860.70

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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.