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Finding the Fourth Proportional to 59,273.26, 88,891.34 and 19,821.20

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Solution

The fourth proportional to 59,273.26, 88,891.34 and 19,821.20 is: 29,725.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,273.26 : 88,891.34 = 19,821.20 : x
  2. Step 2: Convert to fraction form
    59,273.26/88,891.34 = 19,821.20/x
  3. Step 3: Cross multiply
    59,273.26x = 88,891.34 × 19,821.20
  4. Step 4: Simplify right side
    59,273.26x = 1,761,933,028.41
  5. Step 5: Solve for x
    x = 1,761,933,028.41/59,273.26
  6. Step 6: Final answer
    x = 29,725.60

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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.