Home / 63,917.40-88,365.44-47,974.17

Finding the Fourth Proportional to 63,917.40, 88,365.44 and 47,974.17

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Solution

The fourth proportional to 63,917.40, 88,365.44 and 47,974.17 is: 66,324.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,917.40 : 88,365.44 = 47,974.17 : x
  2. Step 2: Convert to fraction form
    63,917.40/88,365.44 = 47,974.17/x
  3. Step 3: Cross multiply
    63,917.40x = 88,365.44 × 47,974.17
  4. Step 4: Simplify right side
    63,917.40x = 4,239,258,640.68
  5. Step 5: Solve for x
    x = 4,239,258,640.68/63,917.40
  6. Step 6: Final answer
    x = 66,324.02

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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.