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Finding the Fourth Proportional to 32,731.80, 49,024.80 and 26,899.80

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Solution

The fourth proportional to 32,731.80, 49,024.80 and 26,899.80 is: 40,289.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,731.80 : 49,024.80 = 26,899.80 : x
  2. Step 2: Convert to fraction form
    32,731.80/49,024.80 = 26,899.80/x
  3. Step 3: Cross multiply
    32,731.80x = 49,024.80 × 26,899.80
  4. Step 4: Simplify right side
    32,731.80x = 1,318,757,315.04
  5. Step 5: Solve for x
    x = 1,318,757,315.04/32,731.80
  6. Step 6: Final answer
    x = 40,289.79

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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.