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Finding the Fourth Proportional to 63,674.83, 87,872.06 and 34,997.62

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Solution

The fourth proportional to 63,674.83, 87,872.06 and 34,997.62 is: 48,297.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,674.83 : 87,872.06 = 34,997.62 : x
  2. Step 2: Convert to fraction form
    63,674.83/87,872.06 = 34,997.62/x
  3. Step 3: Cross multiply
    63,674.83x = 87,872.06 × 34,997.62
  4. Step 4: Simplify right side
    63,674.83x = 3,075,312,800.21
  5. Step 5: Solve for x
    x = 3,075,312,800.21/63,674.83
  6. Step 6: Final answer
    x = 48,297.15

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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.