Home / 75,252.73-103,919.06-48,441.83

Finding the Fourth Proportional to 75,252.73, 103,919.06 and 48,441.83

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Solution

The fourth proportional to 75,252.73, 103,919.06 and 48,441.83 is: 66,894.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,252.73 : 103,919.06 = 48,441.83 : x
  2. Step 2: Convert to fraction form
    75,252.73/103,919.06 = 48,441.83/x
  3. Step 3: Cross multiply
    75,252.73x = 103,919.06 × 48,441.83
  4. Step 4: Simplify right side
    75,252.73x = 5,034,029,819.18
  5. Step 5: Solve for x
    x = 5,034,029,819.18/75,252.73
  6. Step 6: Final answer
    x = 66,894.98

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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.