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Finding the Fourth Proportional to 26,143.44, 36,077.16 and 14,206.44

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Solution

The fourth proportional to 26,143.44, 36,077.16 and 14,206.44 is: 19,604.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,143.44 : 36,077.16 = 14,206.44 : x
  2. Step 2: Convert to fraction form
    26,143.44/36,077.16 = 14,206.44/x
  3. Step 3: Cross multiply
    26,143.44x = 36,077.16 × 14,206.44
  4. Step 4: Simplify right side
    26,143.44x = 512,528,008.91
  5. Step 5: Solve for x
    x = 512,528,008.91/26,143.44
  6. Step 6: Final answer
    x = 19,604.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.