Home / 34,180.86-47,169.62-20,033.71

Finding the Fourth Proportional to 34,180.86, 47,169.62 and 20,033.71

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Solution

The fourth proportional to 34,180.86, 47,169.62 and 20,033.71 is: 27,646.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,180.86 : 47,169.62 = 20,033.71 : x
  2. Step 2: Convert to fraction form
    34,180.86/47,169.62 = 20,033.71/x
  3. Step 3: Cross multiply
    34,180.86x = 47,169.62 × 20,033.71
  4. Step 4: Simplify right side
    34,180.86x = 944,982,487.89
  5. Step 5: Solve for x
    x = 944,982,487.89/34,180.86
  6. Step 6: Final answer
    x = 27,646.54

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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.