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Finding the Fourth Proportional to 15,825.26, 23,739.72 and 7,059.08

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Solution

The fourth proportional to 15,825.26, 23,739.72 and 7,059.08 is: 10,589.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,825.26 : 23,739.72 = 7,059.08 : x
  2. Step 2: Convert to fraction form
    15,825.26/23,739.72 = 7,059.08/x
  3. Step 3: Cross multiply
    15,825.26x = 23,739.72 × 7,059.08
  4. Step 4: Simplify right side
    15,825.26x = 167,580,582.66
  5. Step 5: Solve for x
    x = 167,580,582.66/15,825.26
  6. Step 6: Final answer
    x = 10,589.44

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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.