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Finding the Fourth Proportional to 26,757.90, 36,927.90 and 14,824.98

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Solution

The fourth proportional to 26,757.90, 36,927.90 and 14,824.98 is: 20,459.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,757.90 : 36,927.90 = 14,824.98 : x
  2. Step 2: Convert to fraction form
    26,757.90/36,927.90 = 14,824.98/x
  3. Step 3: Cross multiply
    26,757.90x = 36,927.90 × 14,824.98
  4. Step 4: Simplify right side
    26,757.90x = 547,455,378.94
  5. Step 5: Solve for x
    x = 547,455,378.94/26,757.90
  6. Step 6: Final answer
    x = 20,459.58

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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.