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Finding the Fourth Proportional to 57,999.30, 86,934.15 and 33,051.30

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Solution

The fourth proportional to 57,999.30, 86,934.15 and 33,051.30 is: 49,540.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,999.30 : 86,934.15 = 33,051.30 : x
  2. Step 2: Convert to fraction form
    57,999.30/86,934.15 = 33,051.30/x
  3. Step 3: Cross multiply
    57,999.30x = 86,934.15 × 33,051.30
  4. Step 4: Simplify right side
    57,999.30x = 2,873,286,671.90
  5. Step 5: Solve for x
    x = 2,873,286,671.90/57,999.30
  6. Step 6: Final answer
    x = 49,540.02

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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.