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Finding the Fourth Proportional to 177,485.64, 244,940.12 and 96,920.65

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Solution

The fourth proportional to 177,485.64, 244,940.12 and 96,920.65 is: 133,755.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,485.64 : 244,940.12 = 96,920.65 : x
  2. Step 2: Convert to fraction form
    177,485.64/244,940.12 = 96,920.65/x
  3. Step 3: Cross multiply
    177,485.64x = 244,940.12 × 96,920.65
  4. Step 4: Simplify right side
    177,485.64x = 23,739,755,641.48
  5. Step 5: Solve for x
    x = 23,739,755,641.48/177,485.64
  6. Step 6: Final answer
    x = 133,755.92

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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.