Home / 88,732.87-122,451.75-48,447.54

Finding the Fourth Proportional to 88,732.87, 122,451.75 and 48,447.54

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Solution

The fourth proportional to 88,732.87, 122,451.75 and 48,447.54 is: 66,857.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,732.87 : 122,451.75 = 48,447.54 : x
  2. Step 2: Convert to fraction form
    88,732.87/122,451.75 = 48,447.54/x
  3. Step 3: Cross multiply
    88,732.87x = 122,451.75 × 48,447.54
  4. Step 4: Simplify right side
    88,732.87x = 5,932,486,056.20
  5. Step 5: Solve for x
    x = 5,932,486,056.20/88,732.87
  6. Step 6: Final answer
    x = 66,857.82

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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.