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Finding the Fourth Proportional to 23,992.80, 36,032.40 and 17,426.40

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Solution

The fourth proportional to 23,992.80, 36,032.40 and 17,426.40 is: 26,170.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,992.80 : 36,032.40 = 17,426.40 : x
  2. Step 2: Convert to fraction form
    23,992.80/36,032.40 = 17,426.40/x
  3. Step 3: Cross multiply
    23,992.80x = 36,032.40 × 17,426.40
  4. Step 4: Simplify right side
    23,992.80x = 627,915,015.36
  5. Step 5: Solve for x
    x = 627,915,015.36/23,992.80
  6. Step 6: Final answer
    x = 26,170.98

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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.