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Finding the Fourth Proportional to 25,699.52, 38,550.88 and 8,833.52

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Solution

The fourth proportional to 25,699.52, 38,550.88 and 8,833.52 is: 13,250.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,699.52 : 38,550.88 = 8,833.52 : x
  2. Step 2: Convert to fraction form
    25,699.52/38,550.88 = 8,833.52/x
  3. Step 3: Cross multiply
    25,699.52x = 38,550.88 × 8,833.52
  4. Step 4: Simplify right side
    25,699.52x = 340,539,969.50
  5. Step 5: Solve for x
    x = 340,539,969.50/25,699.52
  6. Step 6: Final answer
    x = 13,250.83

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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.