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Finding the Fourth Proportional to 17,903.52, 26,809.60 and 14,974.56

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Solution

The fourth proportional to 17,903.52, 26,809.60 and 14,974.56 is: 22,423.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,903.52 : 26,809.60 = 14,974.56 : x
  2. Step 2: Convert to fraction form
    17,903.52/26,809.60 = 14,974.56/x
  3. Step 3: Cross multiply
    17,903.52x = 26,809.60 × 14,974.56
  4. Step 4: Simplify right side
    17,903.52x = 401,461,963.78
  5. Step 5: Solve for x
    x = 401,461,963.78/17,903.52
  6. Step 6: Final answer
    x = 22,423.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.