Home / 67,192.66-92,731.50-36,983.68

Finding the Fourth Proportional to 67,192.66, 92,731.50 and 36,983.68

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Solution

The fourth proportional to 67,192.66, 92,731.50 and 36,983.68 is: 51,040.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,192.66 : 92,731.50 = 36,983.68 : x
  2. Step 2: Convert to fraction form
    67,192.66/92,731.50 = 36,983.68/x
  3. Step 3: Cross multiply
    67,192.66x = 92,731.50 × 36,983.68
  4. Step 4: Simplify right side
    67,192.66x = 3,429,552,121.92
  5. Step 5: Solve for x
    x = 3,429,552,121.92/67,192.66
  6. Step 6: Final answer
    x = 51,040.58

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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.