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Finding the Fourth Proportional to 17,842.24, 26,763.12 and 5,530.24

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Solution

The fourth proportional to 17,842.24, 26,763.12 and 5,530.24 is: 8,295.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,842.24 : 26,763.12 = 5,530.24 : x
  2. Step 2: Convert to fraction form
    17,842.24/26,763.12 = 5,530.24/x
  3. Step 3: Cross multiply
    17,842.24x = 26,763.12 × 5,530.24
  4. Step 4: Simplify right side
    17,842.24x = 148,006,476.75
  5. Step 5: Solve for x
    x = 148,006,476.75/17,842.24
  6. Step 6: Final answer
    x = 8,295.29

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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.