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Finding the Fourth Proportional to 63,374.16, 95,069.88 and 21,810

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Solution

The fourth proportional to 63,374.16, 95,069.88 and 21,810 is: 32,717.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,374.16 : 95,069.88 = 21,810 : x
  2. Step 2: Convert to fraction form
    63,374.16/95,069.88 = 21,810/x
  3. Step 3: Cross multiply
    63,374.16x = 95,069.88 × 21,810
  4. Step 4: Simplify right side
    63,374.16x = 2,073,474,082.80
  5. Step 5: Solve for x
    x = 2,073,474,082.80/63,374.16
  6. Step 6: Final answer
    x = 32,717.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.