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Finding the Fourth Proportional to 17,833.60, 26,754.12 and 5,353.12

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Solution

The fourth proportional to 17,833.60, 26,754.12 and 5,353.12 is: 8,030.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,833.60 : 26,754.12 = 5,353.12 : x
  2. Step 2: Convert to fraction form
    17,833.60/26,754.12 = 5,353.12/x
  3. Step 3: Cross multiply
    17,833.60x = 26,754.12 × 5,353.12
  4. Step 4: Simplify right side
    17,833.60x = 143,218,014.85
  5. Step 5: Solve for x
    x = 143,218,014.85/17,833.60
  6. Step 6: Final answer
    x = 8,030.80

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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.