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Finding the Fourth Proportional to 26,796.59, 36,976.87 and 14,859.89

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Solution

The fourth proportional to 26,796.59, 36,976.87 and 14,859.89 is: 20,505.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,796.59 : 36,976.87 = 14,859.89 : x
  2. Step 2: Convert to fraction form
    26,796.59/36,976.87 = 14,859.89/x
  3. Step 3: Cross multiply
    26,796.59x = 36,976.87 × 14,859.89
  4. Step 4: Simplify right side
    26,796.59x = 549,472,220.74
  5. Step 5: Solve for x
    x = 549,472,220.74/26,796.59
  6. Step 6: Final answer
    x = 20,505.30

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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.