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Finding the Fourth Proportional to 69,479.20, 95,876.76 and 44,326

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Solution

The fourth proportional to 69,479.20, 95,876.76 and 44,326 is: 61,166.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,479.20 : 95,876.76 = 44,326 : x
  2. Step 2: Convert to fraction form
    69,479.20/95,876.76 = 44,326/x
  3. Step 3: Cross multiply
    69,479.20x = 95,876.76 × 44,326
  4. Step 4: Simplify right side
    69,479.20x = 4,249,833,263.76
  5. Step 5: Solve for x
    x = 4,249,833,263.76/69,479.20
  6. Step 6: Final answer
    x = 61,166.99

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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.