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Finding the Fourth Proportional to 26,674.52, 40,010.91 and 7,954.71

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Solution

The fourth proportional to 26,674.52, 40,010.91 and 7,954.71 is: 11,931.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,674.52 : 40,010.91 = 7,954.71 : x
  2. Step 2: Convert to fraction form
    26,674.52/40,010.91 = 7,954.71/x
  3. Step 3: Cross multiply
    26,674.52x = 40,010.91 × 7,954.71
  4. Step 4: Simplify right side
    26,674.52x = 318,275,050.76
  5. Step 5: Solve for x
    x = 318,275,050.76/26,674.52
  6. Step 6: Final answer
    x = 11,931.80

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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.