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Finding the Fourth Proportional to 57,497.58, 86,260.14 and 18,054.68

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Solution

The fourth proportional to 57,497.58, 86,260.14 and 18,054.68 is: 27,086.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,497.58 : 86,260.14 = 18,054.68 : x
  2. Step 2: Convert to fraction form
    57,497.58/86,260.14 = 18,054.68/x
  3. Step 3: Cross multiply
    57,497.58x = 86,260.14 × 18,054.68
  4. Step 4: Simplify right side
    57,497.58x = 1,557,398,793.15
  5. Step 5: Solve for x
    x = 1,557,398,793.15/57,497.58
  6. Step 6: Final answer
    x = 27,086.34

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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.