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Finding the Fourth Proportional to 176,812.56, 243,997.96 and 96,241.68

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Solution

The fourth proportional to 176,812.56, 243,997.96 and 96,241.68 is: 132,811.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,812.56 : 243,997.96 = 96,241.68 : x
  2. Step 2: Convert to fraction form
    176,812.56/243,997.96 = 96,241.68/x
  3. Step 3: Cross multiply
    176,812.56x = 243,997.96 × 96,241.68
  4. Step 4: Simplify right side
    176,812.56x = 23,482,773,586.97
  5. Step 5: Solve for x
    x = 23,482,773,586.97/176,812.56
  6. Step 6: Final answer
    x = 132,811.68

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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.