Home / 57,976.90-86,944.86-27,578.45

Finding the Fourth Proportional to 57,976.90, 86,944.86 and 27,578.45

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Solution

The fourth proportional to 57,976.90, 86,944.86 and 27,578.45 is: 41,357.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,976.90 : 86,944.86 = 27,578.45 : x
  2. Step 2: Convert to fraction form
    57,976.90/86,944.86 = 27,578.45/x
  3. Step 3: Cross multiply
    57,976.90x = 86,944.86 × 27,578.45
  4. Step 4: Simplify right side
    57,976.90x = 2,397,804,474.27
  5. Step 5: Solve for x
    x = 2,397,804,474.27/57,976.90
  6. Step 6: Final answer
    x = 41,357.93

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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.