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Finding the Fourth Proportional to 29,690.20, 44,486.70 and 25,316.20

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Solution

The fourth proportional to 29,690.20, 44,486.70 and 25,316.20 is: 37,932.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,690.20 : 44,486.70 = 25,316.20 : x
  2. Step 2: Convert to fraction form
    29,690.20/44,486.70 = 25,316.20/x
  3. Step 3: Cross multiply
    29,690.20x = 44,486.70 × 25,316.20
  4. Step 4: Simplify right side
    29,690.20x = 1,126,234,194.54
  5. Step 5: Solve for x
    x = 1,126,234,194.54/29,690.20
  6. Step 6: Final answer
    x = 37,932.86

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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.