Home / 40,107.69-60,149.37-16,728.66

Finding the Fourth Proportional to 40,107.69, 60,149.37 and 16,728.66

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Solution

The fourth proportional to 40,107.69, 60,149.37 and 16,728.66 is: 25,087.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,107.69 : 60,149.37 = 16,728.66 : x
  2. Step 2: Convert to fraction form
    40,107.69/60,149.37 = 16,728.66/x
  3. Step 3: Cross multiply
    40,107.69x = 60,149.37 × 16,728.66
  4. Step 4: Simplify right side
    40,107.69x = 1,006,218,359.94
  5. Step 5: Solve for x
    x = 1,006,218,359.94/40,107.69
  6. Step 6: Final answer
    x = 25,087.92

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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.