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Finding the Fourth Proportional to 26,698.51, 36,841.12 and 14,759.92

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Solution

The fourth proportional to 26,698.51, 36,841.12 and 14,759.92 is: 20,367.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,698.51 : 36,841.12 = 14,759.92 : x
  2. Step 2: Convert to fraction form
    26,698.51/36,841.12 = 14,759.92/x
  3. Step 3: Cross multiply
    26,698.51x = 36,841.12 × 14,759.92
  4. Step 4: Simplify right side
    26,698.51x = 543,771,983.91
  5. Step 5: Solve for x
    x = 543,771,983.91/26,698.51
  6. Step 6: Final answer
    x = 20,367.13

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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.