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Finding the Fourth Proportional to 71,375.80, 107,113.02 and 24,628.84

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Solution

The fourth proportional to 71,375.80, 107,113.02 and 24,628.84 is: 36,960.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,375.80 : 107,113.02 = 24,628.84 : x
  2. Step 2: Convert to fraction form
    71,375.80/107,113.02 = 24,628.84/x
  3. Step 3: Cross multiply
    71,375.80x = 107,113.02 × 24,628.84
  4. Step 4: Simplify right side
    71,375.80x = 2,638,069,431.50
  5. Step 5: Solve for x
    x = 2,638,069,431.50/71,375.80
  6. Step 6: Final answer
    x = 36,960.28

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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.