Home / 39,160.62-54,040.86-22,164.57

Finding the Fourth Proportional to 39,160.62, 54,040.86 and 22,164.57

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Solution

The fourth proportional to 39,160.62, 54,040.86 and 22,164.57 is: 30,586.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,160.62 : 54,040.86 = 22,164.57 : x
  2. Step 2: Convert to fraction form
    39,160.62/54,040.86 = 22,164.57/x
  3. Step 3: Cross multiply
    39,160.62x = 54,040.86 × 22,164.57
  4. Step 4: Simplify right side
    39,160.62x = 1,197,792,424.33
  5. Step 5: Solve for x
    x = 1,197,792,424.33/39,160.62
  6. Step 6: Final answer
    x = 30,586.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.