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Finding the Fourth Proportional to 26,763.40, 40,103.40 and 10,114.35

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Solution

The fourth proportional to 26,763.40, 40,103.40 and 10,114.35 is: 15,155.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,763.40 : 40,103.40 = 10,114.35 : x
  2. Step 2: Convert to fraction form
    26,763.40/40,103.40 = 10,114.35/x
  3. Step 3: Cross multiply
    26,763.40x = 40,103.40 × 10,114.35
  4. Step 4: Simplify right side
    26,763.40x = 405,619,711.33
  5. Step 5: Solve for x
    x = 405,619,711.33/26,763.40
  6. Step 6: Final answer
    x = 15,155.76

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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.