Home / 66,983.92-92,438.97-36,772.06

Finding the Fourth Proportional to 66,983.92, 92,438.97 and 36,772.06

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Solution

The fourth proportional to 66,983.92, 92,438.97 and 36,772.06 is: 50,746.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,983.92 : 92,438.97 = 36,772.06 : x
  2. Step 2: Convert to fraction form
    66,983.92/92,438.97 = 36,772.06/x
  3. Step 3: Cross multiply
    66,983.92x = 92,438.97 × 36,772.06
  4. Step 4: Simplify right side
    66,983.92x = 3,399,171,351.18
  5. Step 5: Solve for x
    x = 3,399,171,351.18/66,983.92
  6. Step 6: Final answer
    x = 50,746.08

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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.