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Finding the Fourth Proportional to 59,992.74, 89,954.28 and 20,539.26

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Solution

The fourth proportional to 59,992.74, 89,954.28 and 20,539.26 is: 30,796.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,992.74 : 89,954.28 = 20,539.26 : x
  2. Step 2: Convert to fraction form
    59,992.74/89,954.28 = 20,539.26/x
  3. Step 3: Cross multiply
    59,992.74x = 89,954.28 × 20,539.26
  4. Step 4: Simplify right side
    59,992.74x = 1,847,594,345.03
  5. Step 5: Solve for x
    x = 1,847,594,345.03/59,992.74
  6. Step 6: Final answer
    x = 30,796.97

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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.