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Finding the Fourth Proportional to 96,580.53, 133,231.50 and 58,318.92

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Solution

The fourth proportional to 96,580.53, 133,231.50 and 58,318.92 is: 80,450.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,580.53 : 133,231.50 = 58,318.92 : x
  2. Step 2: Convert to fraction form
    96,580.53/133,231.50 = 58,318.92/x
  3. Step 3: Cross multiply
    96,580.53x = 133,231.50 × 58,318.92
  4. Step 4: Simplify right side
    96,580.53x = 7,769,917,189.98
  5. Step 5: Solve for x
    x = 7,769,917,189.98/96,580.53
  6. Step 6: Final answer
    x = 80,450.14

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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.