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Finding the Fourth Proportional to 63,992.75, 88,299.06 and 37,129.10

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Solution

The fourth proportional to 63,992.75, 88,299.06 and 37,129.10 is: 51,231.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,992.75 : 88,299.06 = 37,129.10 : x
  2. Step 2: Convert to fraction form
    63,992.75/88,299.06 = 37,129.10/x
  3. Step 3: Cross multiply
    63,992.75x = 88,299.06 × 37,129.10
  4. Step 4: Simplify right side
    63,992.75x = 3,278,464,628.65
  5. Step 5: Solve for x
    x = 3,278,464,628.65/63,992.75
  6. Step 6: Final answer
    x = 51,231.81

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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.