Home / 88,789.54-122,532.21-48,503.97

Finding the Fourth Proportional to 88,789.54, 122,532.21 and 48,503.97

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Solution

The fourth proportional to 88,789.54, 122,532.21 and 48,503.97 is: 66,936.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,789.54 : 122,532.21 = 48,503.97 : x
  2. Step 2: Convert to fraction form
    88,789.54/122,532.21 = 48,503.97/x
  3. Step 3: Cross multiply
    88,789.54x = 122,532.21 × 48,503.97
  4. Step 4: Simplify right side
    88,789.54x = 5,943,298,637.87
  5. Step 5: Solve for x
    x = 5,943,298,637.87/88,789.54
  6. Step 6: Final answer
    x = 66,936.92

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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.