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Finding the Fourth Proportional to 53,423.70, 80,174.92 and 25,343.84

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Solution

The fourth proportional to 53,423.70, 80,174.92 and 25,343.84 is: 38,034.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,423.70 : 80,174.92 = 25,343.84 : x
  2. Step 2: Convert to fraction form
    53,423.70/80,174.92 = 25,343.84/x
  3. Step 3: Cross multiply
    53,423.70x = 80,174.92 × 25,343.84
  4. Step 4: Simplify right side
    53,423.70x = 2,031,940,344.49
  5. Step 5: Solve for x
    x = 2,031,940,344.49/53,423.70
  6. Step 6: Final answer
    x = 38,034.44

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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.