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Finding the Fourth Proportional to 58,228.80, 87,231.42 and 33,194.94

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Solution

The fourth proportional to 58,228.80, 87,231.42 and 33,194.94 is: 49,728.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,228.80 : 87,231.42 = 33,194.94 : x
  2. Step 2: Convert to fraction form
    58,228.80/87,231.42 = 33,194.94/x
  3. Step 3: Cross multiply
    58,228.80x = 87,231.42 × 33,194.94
  4. Step 4: Simplify right side
    58,228.80x = 2,895,641,753.01
  5. Step 5: Solve for x
    x = 2,895,641,753.01/58,228.80
  6. Step 6: Final answer
    x = 49,728.69

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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.