Home / 39,165.20-58,726.20-16,974.80

Finding the Fourth Proportional to 39,165.20, 58,726.20 and 16,974.80

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Solution

The fourth proportional to 39,165.20, 58,726.20 and 16,974.80 is: 25,452.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,165.20 : 58,726.20 = 16,974.80 : x
  2. Step 2: Convert to fraction form
    39,165.20/58,726.20 = 16,974.80/x
  3. Step 3: Cross multiply
    39,165.20x = 58,726.20 × 16,974.80
  4. Step 4: Simplify right side
    39,165.20x = 996,865,499.76
  5. Step 5: Solve for x
    x = 996,865,499.76/39,165.20
  6. Step 6: Final answer
    x = 25,452.84

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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.