Home / 40,108.69-60,150.87-16,729.66

Finding the Fourth Proportional to 40,108.69, 60,150.87 and 16,729.66

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Solution

The fourth proportional to 40,108.69, 60,150.87 and 16,729.66 is: 25,089.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,108.69 : 60,150.87 = 16,729.66 : x
  2. Step 2: Convert to fraction form
    40,108.69/60,150.87 = 16,729.66/x
  3. Step 3: Cross multiply
    40,108.69x = 60,150.87 × 16,729.66
  4. Step 4: Simplify right side
    40,108.69x = 1,006,303,603.80
  5. Step 5: Solve for x
    x = 1,006,303,603.80/40,108.69
  6. Step 6: Final answer
    x = 25,089.42

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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.