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Finding the Fourth Proportional to 87,596.25, 120,882.83 and 47,852.25

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Solution

The fourth proportional to 87,596.25, 120,882.83 and 47,852.25 is: 66,036.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,596.25 : 120,882.83 = 47,852.25 : x
  2. Step 2: Convert to fraction form
    87,596.25/120,882.83 = 47,852.25/x
  3. Step 3: Cross multiply
    87,596.25x = 120,882.83 × 47,852.25
  4. Step 4: Simplify right side
    87,596.25x = 5,784,515,162.61
  5. Step 5: Solve for x
    x = 5,784,515,162.61/87,596.25
  6. Step 6: Final answer
    x = 66,036.11

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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.