Home / 88,255.39-121,793.25-47,969.25

Finding the Fourth Proportional to 88,255.39, 121,793.25 and 47,969.25

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Solution

The fourth proportional to 88,255.39, 121,793.25 and 47,969.25 is: 66,198.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,255.39 : 121,793.25 = 47,969.25 : x
  2. Step 2: Convert to fraction form
    88,255.39/121,793.25 = 47,969.25/x
  3. Step 3: Cross multiply
    88,255.39x = 121,793.25 × 47,969.25
  4. Step 4: Simplify right side
    88,255.39x = 5,842,330,553.08
  5. Step 5: Solve for x
    x = 5,842,330,553.08/88,255.39
  6. Step 6: Final answer
    x = 66,198.00

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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.