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Finding the Fourth Proportional to 50,315.62, 75,468.80 and 17,031.88

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Solution

The fourth proportional to 50,315.62, 75,468.80 and 17,031.88 is: 25,546.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,315.62 : 75,468.80 = 17,031.88 : x
  2. Step 2: Convert to fraction form
    50,315.62/75,468.80 = 17,031.88/x
  3. Step 3: Cross multiply
    50,315.62x = 75,468.80 × 17,031.88
  4. Step 4: Simplify right side
    50,315.62x = 1,285,375,082.84
  5. Step 5: Solve for x
    x = 1,285,375,082.84/50,315.62
  6. Step 6: Final answer
    x = 25,546.25

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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.