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Finding the Fourth Proportional to 17,775.52, 26,648.16 and 10,854.88

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Solution

The fourth proportional to 17,775.52, 26,648.16 and 10,854.88 is: 16,273.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,775.52 : 26,648.16 = 10,854.88 : x
  2. Step 2: Convert to fraction form
    17,775.52/26,648.16 = 10,854.88/x
  3. Step 3: Cross multiply
    17,775.52x = 26,648.16 × 10,854.88
  4. Step 4: Simplify right side
    17,775.52x = 289,262,579.02
  5. Step 5: Solve for x
    x = 289,262,579.02/17,775.52
  6. Step 6: Final answer
    x = 16,273.09

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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.