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Finding the Fourth Proportional to 26,674.92, 40,014.42 and 7,953.53

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Solution

The fourth proportional to 26,674.92, 40,014.42 and 7,953.53 is: 11,930.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,674.92 : 40,014.42 = 7,953.53 : x
  2. Step 2: Convert to fraction form
    26,674.92/40,014.42 = 7,953.53/x
  3. Step 3: Cross multiply
    26,674.92x = 40,014.42 × 7,953.53
  4. Step 4: Simplify right side
    26,674.92x = 318,255,689.83
  5. Step 5: Solve for x
    x = 318,255,689.83/26,674.92
  6. Step 6: Final answer
    x = 11,930.90

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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.