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Finding the Fourth Proportional to 40,234.60, 60,351.90 and 29,866.60

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Solution

The fourth proportional to 40,234.60, 60,351.90 and 29,866.60 is: 44,799.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,234.60 : 60,351.90 = 29,866.60 : x
  2. Step 2: Convert to fraction form
    40,234.60/60,351.90 = 29,866.60/x
  3. Step 3: Cross multiply
    40,234.60x = 60,351.90 × 29,866.60
  4. Step 4: Simplify right side
    40,234.60x = 1,802,506,056.54
  5. Step 5: Solve for x
    x = 1,802,506,056.54/40,234.60
  6. Step 6: Final answer
    x = 44,799.90

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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.