Home / 67,869.36-101,842.92-37,908.72

Finding the Fourth Proportional to 67,869.36, 101,842.92 and 37,908.72

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Solution

The fourth proportional to 67,869.36, 101,842.92 and 37,908.72 is: 56,884.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,869.36 : 101,842.92 = 37,908.72 : x
  2. Step 2: Convert to fraction form
    67,869.36/101,842.92 = 37,908.72/x
  3. Step 3: Cross multiply
    67,869.36x = 101,842.92 × 37,908.72
  4. Step 4: Simplify right side
    67,869.36x = 3,860,734,738.26
  5. Step 5: Solve for x
    x = 3,860,734,738.26/67,869.36
  6. Step 6: Final answer
    x = 56,884.80

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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.