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Finding the Fourth Proportional to 65,033.29, 89,744.05 and 36,353

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Solution

The fourth proportional to 65,033.29, 89,744.05 and 36,353 is: 50,166.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,033.29 : 89,744.05 = 36,353 : x
  2. Step 2: Convert to fraction form
    65,033.29/89,744.05 = 36,353/x
  3. Step 3: Cross multiply
    65,033.29x = 89,744.05 × 36,353
  4. Step 4: Simplify right side
    65,033.29x = 3,262,465,449.65
  5. Step 5: Solve for x
    x = 3,262,465,449.65/65,033.29
  6. Step 6: Final answer
    x = 50,166.08

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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.