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Finding the Fourth Proportional to 74,119.88, 111,191.34 and 24,883.40

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Solution

The fourth proportional to 74,119.88, 111,191.34 and 24,883.40 is: 37,328.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,119.88 : 111,191.34 = 24,883.40 : x
  2. Step 2: Convert to fraction form
    74,119.88/111,191.34 = 24,883.40/x
  3. Step 3: Cross multiply
    74,119.88x = 111,191.34 × 24,883.40
  4. Step 4: Simplify right side
    74,119.88x = 2,766,818,033.80
  5. Step 5: Solve for x
    x = 2,766,818,033.80/74,119.88
  6. Step 6: Final answer
    x = 37,328.96

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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.