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Finding the Fourth Proportional to 34,793.96, 48,013.97 and 18,878.00

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Solution

The fourth proportional to 34,793.96, 48,013.97 and 18,878.00 is: 26,050.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,793.96 : 48,013.97 = 18,878.00 : x
  2. Step 2: Convert to fraction form
    34,793.96/48,013.97 = 18,878.00/x
  3. Step 3: Cross multiply
    34,793.96x = 48,013.97 × 18,878.00
  4. Step 4: Simplify right side
    34,793.96x = 906,407,391.20
  5. Step 5: Solve for x
    x = 906,407,391.20/34,793.96
  6. Step 6: Final answer
    x = 26,050.71

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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.