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Finding the Fourth Proportional to 17,418.76, 24,036.90 and 10,340.68

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Solution

The fourth proportional to 17,418.76, 24,036.90 and 10,340.68 is: 14,269.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,418.76 : 24,036.90 = 10,340.68 : x
  2. Step 2: Convert to fraction form
    17,418.76/24,036.90 = 10,340.68/x
  3. Step 3: Cross multiply
    17,418.76x = 24,036.90 × 10,340.68
  4. Step 4: Simplify right side
    17,418.76x = 248,557,891.09
  5. Step 5: Solve for x
    x = 248,557,891.09/17,418.76
  6. Step 6: Final answer
    x = 14,269.55

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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.