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Finding the Fourth Proportional to 71,599.06, 107,357.44 and 29,508.20

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Solution

The fourth proportional to 71,599.06, 107,357.44 and 29,508.20 is: 44,245.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,599.06 : 107,357.44 = 29,508.20 : x
  2. Step 2: Convert to fraction form
    71,599.06/107,357.44 = 29,508.20/x
  3. Step 3: Cross multiply
    71,599.06x = 107,357.44 × 29,508.20
  4. Step 4: Simplify right side
    71,599.06x = 3,167,924,811.01
  5. Step 5: Solve for x
    x = 3,167,924,811.01/71,599.06
  6. Step 6: Final answer
    x = 44,245.34

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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.