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Finding the Fourth Proportional to 50,270.70, 75,375.08 and 16,987.62

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Solution

The fourth proportional to 50,270.70, 75,375.08 and 16,987.62 is: 25,470.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,270.70 : 75,375.08 = 16,987.62 : x
  2. Step 2: Convert to fraction form
    50,270.70/75,375.08 = 16,987.62/x
  3. Step 3: Cross multiply
    50,270.70x = 75,375.08 × 16,987.62
  4. Step 4: Simplify right side
    50,270.70x = 1,280,443,216.51
  5. Step 5: Solve for x
    x = 1,280,443,216.51/50,270.70
  6. Step 6: Final answer
    x = 25,470.96

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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.