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Finding the Fourth Proportional to 176,550.54, 243,640.89 and 95,978.76

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Solution

The fourth proportional to 176,550.54, 243,640.89 and 95,978.76 is: 132,451.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,550.54 : 243,640.89 = 95,978.76 : x
  2. Step 2: Convert to fraction form
    176,550.54/243,640.89 = 95,978.76/x
  3. Step 3: Cross multiply
    176,550.54x = 243,640.89 × 95,978.76
  4. Step 4: Simplify right side
    176,550.54x = 23,384,350,507.50
  5. Step 5: Solve for x
    x = 23,384,350,507.50/176,550.54
  6. Step 6: Final answer
    x = 132,451.31

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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.