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Finding the Fourth Proportional to 53,799.68, 80,699.36 and 25,634.27

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Solution

The fourth proportional to 53,799.68, 80,699.36 and 25,634.27 is: 38,451.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,799.68 : 80,699.36 = 25,634.27 : x
  2. Step 2: Convert to fraction form
    53,799.68/80,699.36 = 25,634.27/x
  3. Step 3: Cross multiply
    53,799.68x = 80,699.36 × 25,634.27
  4. Step 4: Simplify right side
    53,799.68x = 2,068,668,651.40
  5. Step 5: Solve for x
    x = 2,068,668,651.40/53,799.68
  6. Step 6: Final answer
    x = 38,451.32

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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.