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Finding the Fourth Proportional to 71,254.26, 106,810.92 and 33,748.38

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Solution

The fourth proportional to 71,254.26, 106,810.92 and 33,748.38 is: 50,589.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,254.26 : 106,810.92 = 33,748.38 : x
  2. Step 2: Convert to fraction form
    71,254.26/106,810.92 = 33,748.38/x
  3. Step 3: Cross multiply
    71,254.26x = 106,810.92 × 33,748.38
  4. Step 4: Simplify right side
    71,254.26x = 3,604,695,516.31
  5. Step 5: Solve for x
    x = 3,604,695,516.31/71,254.26
  6. Step 6: Final answer
    x = 50,589.19

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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.