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Finding the Fourth Proportional to 38,536.76, 57,805.12 and 10,834.76

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Solution

The fourth proportional to 38,536.76, 57,805.12 and 10,834.76 is: 16,252.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,536.76 : 57,805.12 = 10,834.76 : x
  2. Step 2: Convert to fraction form
    38,536.76/57,805.12 = 10,834.76/x
  3. Step 3: Cross multiply
    38,536.76x = 57,805.12 × 10,834.76
  4. Step 4: Simplify right side
    38,536.76x = 626,304,601.97
  5. Step 5: Solve for x
    x = 626,304,601.97/38,536.76
  6. Step 6: Final answer
    x = 16,252.13

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1.5x scale

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.