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Finding the Fourth Proportional to 17,825.60, 24,600.54 and 9,867.92

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Solution

The fourth proportional to 17,825.60, 24,600.54 and 9,867.92 is: 13,618.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,825.60 : 24,600.54 = 9,867.92 : x
  2. Step 2: Convert to fraction form
    17,825.60/24,600.54 = 9,867.92/x
  3. Step 3: Cross multiply
    17,825.60x = 24,600.54 × 9,867.92
  4. Step 4: Simplify right side
    17,825.60x = 242,756,160.68
  5. Step 5: Solve for x
    x = 242,756,160.68/17,825.60
  6. Step 6: Final answer
    x = 13,618.40

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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.