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Finding the Fourth Proportional to 63,676.83, 87,874.82 and 34,999.62

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Solution

The fourth proportional to 63,676.83, 87,874.82 and 34,999.62 is: 48,299.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,676.83 : 87,874.82 = 34,999.62 : x
  2. Step 2: Convert to fraction form
    63,676.83/87,874.82 = 34,999.62/x
  3. Step 3: Cross multiply
    63,676.83x = 87,874.82 × 34,999.62
  4. Step 4: Simplify right side
    63,676.83x = 3,075,585,307.57
  5. Step 5: Solve for x
    x = 3,075,585,307.57/63,676.83
  6. Step 6: Final answer
    x = 48,299.91

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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.