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Finding the Fourth Proportional to 58,259.30, 80,375.13 and 32,759.78

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Solution

The fourth proportional to 58,259.30, 80,375.13 and 32,759.78 is: 45,195.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,259.30 : 80,375.13 = 32,759.78 : x
  2. Step 2: Convert to fraction form
    58,259.30/80,375.13 = 32,759.78/x
  3. Step 3: Cross multiply
    58,259.30x = 80,375.13 × 32,759.78
  4. Step 4: Simplify right side
    58,259.30x = 2,633,071,174.40
  5. Step 5: Solve for x
    x = 2,633,071,174.40/58,259.30
  6. Step 6: Final answer
    x = 45,195.73

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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.