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Finding the Fourth Proportional to 26,797.44, 36,979.72 and 14,860.72

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Solution

The fourth proportional to 26,797.44, 36,979.72 and 14,860.72 is: 20,507.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,797.44 : 36,979.72 = 14,860.72 : x
  2. Step 2: Convert to fraction form
    26,797.44/36,979.72 = 14,860.72/x
  3. Step 3: Cross multiply
    26,797.44x = 36,979.72 × 14,860.72
  4. Step 4: Simplify right side
    26,797.44x = 549,545,264.60
  5. Step 5: Solve for x
    x = 549,545,264.60/26,797.44
  6. Step 6: Final answer
    x = 20,507.38

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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.