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Finding the Fourth Proportional to 57,847.62, 86,754.39 and 26,239.40

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Solution

The fourth proportional to 57,847.62, 86,754.39 and 26,239.40 is: 39,351.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,847.62 : 86,754.39 = 26,239.40 : x
  2. Step 2: Convert to fraction form
    57,847.62/86,754.39 = 26,239.40/x
  3. Step 3: Cross multiply
    57,847.62x = 86,754.39 × 26,239.40
  4. Step 4: Simplify right side
    57,847.62x = 2,276,382,707.19
  5. Step 5: Solve for x
    x = 2,276,382,707.19/57,847.62
  6. Step 6: Final answer
    x = 39,351.36

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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.