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Finding the Fourth Proportional to 71,334.70, 107,002.05 and 50,598.70

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Solution

The fourth proportional to 71,334.70, 107,002.05 and 50,598.70 is: 75,898.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,334.70 : 107,002.05 = 50,598.70 : x
  2. Step 2: Convert to fraction form
    71,334.70/107,002.05 = 50,598.70/x
  3. Step 3: Cross multiply
    71,334.70x = 107,002.05 × 50,598.70
  4. Step 4: Simplify right side
    71,334.70x = 5,414,164,627.34
  5. Step 5: Solve for x
    x = 5,414,164,627.34/71,334.70
  6. Step 6: Final answer
    x = 75,898.05

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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.