Home / 63,167.23-87,169.11-34,872.31

Finding the Fourth Proportional to 63,167.23, 87,169.11 and 34,872.31

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Solution

The fourth proportional to 63,167.23, 87,169.11 and 34,872.31 is: 48,122.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,167.23 : 87,169.11 = 34,872.31 : x
  2. Step 2: Convert to fraction form
    63,167.23/87,169.11 = 34,872.31/x
  3. Step 3: Cross multiply
    63,167.23x = 87,169.11 × 34,872.31
  4. Step 4: Simplify right side
    63,167.23x = 3,039,788,226.34
  5. Step 5: Solve for x
    x = 3,039,788,226.34/63,167.23
  6. Step 6: Final answer
    x = 48,122.87

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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.