Home / 63,940.91-88,236.43-35,261.78

Finding the Fourth Proportional to 63,940.91, 88,236.43 and 35,261.78

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Solution

The fourth proportional to 63,940.91, 88,236.43 and 35,261.78 is: 48,660.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,940.91 : 88,236.43 = 35,261.78 : x
  2. Step 2: Convert to fraction form
    63,940.91/88,236.43 = 35,261.78/x
  3. Step 3: Cross multiply
    63,940.91x = 88,236.43 × 35,261.78
  4. Step 4: Simplify right side
    63,940.91x = 3,111,373,582.65
  5. Step 5: Solve for x
    x = 3,111,373,582.65/63,940.91
  6. Step 6: Final answer
    x = 48,660.14

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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.