Home / 88,974.97-122,785.45-48,688.74

Finding the Fourth Proportional to 88,974.97, 122,785.45 and 48,688.74

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Solution

The fourth proportional to 88,974.97, 122,785.45 and 48,688.74 is: 67,190.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,974.97 : 122,785.45 = 48,688.74 : x
  2. Step 2: Convert to fraction form
    88,974.97/122,785.45 = 48,688.74/x
  3. Step 3: Cross multiply
    88,974.97x = 122,785.45 × 48,688.74
  4. Step 4: Simplify right side
    88,974.97x = 5,978,268,850.83
  5. Step 5: Solve for x
    x = 5,978,268,850.83/88,974.97
  6. Step 6: Final answer
    x = 67,190.46

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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.