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Finding the Fourth Proportional to 59,443.30, 82,040.13 and 36,789.56

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Solution

The fourth proportional to 59,443.30, 82,040.13 and 36,789.56 is: 50,774.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,443.30 : 82,040.13 = 36,789.56 : x
  2. Step 2: Convert to fraction form
    59,443.30/82,040.13 = 36,789.56/x
  3. Step 3: Cross multiply
    59,443.30x = 82,040.13 × 36,789.56
  4. Step 4: Simplify right side
    59,443.30x = 3,018,220,285.04
  5. Step 5: Solve for x
    x = 3,018,220,285.04/59,443.30
  6. Step 6: Final answer
    x = 50,774.78

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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.