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Finding the Fourth Proportional to 67,367.44, 101,056.30 and 39,290.30

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Solution

The fourth proportional to 67,367.44, 101,056.30 and 39,290.30 is: 58,938.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,367.44 : 101,056.30 = 39,290.30 : x
  2. Step 2: Convert to fraction form
    67,367.44/101,056.30 = 39,290.30/x
  3. Step 3: Cross multiply
    67,367.44x = 101,056.30 × 39,290.30
  4. Step 4: Simplify right side
    67,367.44x = 3,970,532,119.34
  5. Step 5: Solve for x
    x = 3,970,532,119.34/67,367.44
  6. Step 6: Final answer
    x = 58,938.44

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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.