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Finding the Fourth Proportional to 88,085.92, 132,165.90 and 54,833.80

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Solution

The fourth proportional to 88,085.92, 132,165.90 and 54,833.80 is: 82,273.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,085.92 : 132,165.90 = 54,833.80 : x
  2. Step 2: Convert to fraction form
    88,085.92/132,165.90 = 54,833.80/x
  3. Step 3: Cross multiply
    88,085.92x = 132,165.90 × 54,833.80
  4. Step 4: Simplify right side
    88,085.92x = 7,247,158,527.42
  5. Step 5: Solve for x
    x = 7,247,158,527.42/88,085.92
  6. Step 6: Final answer
    x = 82,273.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.