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Finding the Fourth Proportional to 80,202, 110,677.38 and 44,391.23

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Solution

The fourth proportional to 80,202, 110,677.38 and 44,391.23 is: 61,259.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,202 : 110,677.38 = 44,391.23 : x
  2. Step 2: Convert to fraction form
    80,202/110,677.38 = 44,391.23/x
  3. Step 3: Cross multiply
    80,202x = 110,677.38 × 44,391.23
  4. Step 4: Simplify right side
    80,202x = 4,913,105,031.38
  5. Step 5: Solve for x
    x = 4,913,105,031.38/80,202
  6. Step 6: Final answer
    x = 61,259.13

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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.