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Finding the Fourth Proportional to 52,507.75, 72,458.06 and 29,843.75

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Solution

The fourth proportional to 52,507.75, 72,458.06 and 29,843.75 is: 41,182.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,507.75 : 72,458.06 = 29,843.75 : x
  2. Step 2: Convert to fraction form
    52,507.75/72,458.06 = 29,843.75/x
  3. Step 3: Cross multiply
    52,507.75x = 72,458.06 × 29,843.75
  4. Step 4: Simplify right side
    52,507.75x = 2,162,420,228.13
  5. Step 5: Solve for x
    x = 2,162,420,228.13/52,507.75
  6. Step 6: Final answer
    x = 41,182.88

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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.