Home / 79,443.30-118,983.44-37,919.46

Finding the Fourth Proportional to 79,443.30, 118,983.44 and 37,919.46

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Solution

The fourth proportional to 79,443.30, 118,983.44 and 37,919.46 is: 56,792.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,443.30 : 118,983.44 = 37,919.46 : x
  2. Step 2: Convert to fraction form
    79,443.30/118,983.44 = 37,919.46/x
  3. Step 3: Cross multiply
    79,443.30x = 118,983.44 × 37,919.46
  4. Step 4: Simplify right side
    79,443.30x = 4,511,787,793.74
  5. Step 5: Solve for x
    x = 4,511,787,793.74/79,443.30
  6. Step 6: Final answer
    x = 56,792.55

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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.