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Finding the Fourth Proportional to 40,115.44, 60,182.88 and 12,035.44

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Solution

The fourth proportional to 40,115.44, 60,182.88 and 12,035.44 is: 18,056.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,115.44 : 60,182.88 = 12,035.44 : x
  2. Step 2: Convert to fraction form
    40,115.44/60,182.88 = 12,035.44/x
  3. Step 3: Cross multiply
    40,115.44x = 60,182.88 × 12,035.44
  4. Step 4: Simplify right side
    40,115.44x = 724,327,441.27
  5. Step 5: Solve for x
    x = 724,327,441.27/40,115.44
  6. Step 6: Final answer
    x = 18,056.08

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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.