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Finding the Fourth Proportional to 33,999.90, 50,975.55 and 15,264.60

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Solution

The fourth proportional to 33,999.90, 50,975.55 and 15,264.60 is: 22,885.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,999.90 : 50,975.55 = 15,264.60 : x
  2. Step 2: Convert to fraction form
    33,999.90/50,975.55 = 15,264.60/x
  3. Step 3: Cross multiply
    33,999.90x = 50,975.55 × 15,264.60
  4. Step 4: Simplify right side
    33,999.90x = 778,121,380.53
  5. Step 5: Solve for x
    x = 778,121,380.53/33,999.90
  6. Step 6: Final answer
    x = 22,885.99

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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.