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Finding the Fourth Proportional to 63,169.04, 87,173.88 and 34,874.12

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Solution

The fourth proportional to 63,169.04, 87,173.88 and 34,874.12 is: 48,126.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,169.04 : 87,173.88 = 34,874.12 : x
  2. Step 2: Convert to fraction form
    63,169.04/87,173.88 = 34,874.12/x
  3. Step 3: Cross multiply
    63,169.04x = 87,173.88 × 34,874.12
  4. Step 4: Simplify right side
    63,169.04x = 3,040,112,351.99
  5. Step 5: Solve for x
    x = 3,040,112,351.99/63,169.04
  6. Step 6: Final answer
    x = 48,126.62

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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.