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Finding the Fourth Proportional to 63,182.65, 87,227.08 and 43,069.08

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Solution

The fourth proportional to 63,182.65, 87,227.08 and 43,069.08 is: 59,459.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,182.65 : 87,227.08 = 43,069.08 : x
  2. Step 2: Convert to fraction form
    63,182.65/87,227.08 = 43,069.08/x
  3. Step 3: Cross multiply
    63,182.65x = 87,227.08 × 43,069.08
  4. Step 4: Simplify right side
    63,182.65x = 3,756,790,306.12
  5. Step 5: Solve for x
    x = 3,756,790,306.12/63,182.65
  6. Step 6: Final answer
    x = 59,459.21

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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.