Home / 88,324.34-121,884.98-50,087.39

Finding the Fourth Proportional to 88,324.34, 121,884.98 and 50,087.39

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Solution

The fourth proportional to 88,324.34, 121,884.98 and 50,087.39 is: 69,119.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,324.34 : 121,884.98 = 50,087.39 : x
  2. Step 2: Convert to fraction form
    88,324.34/121,884.98 = 50,087.39/x
  3. Step 3: Cross multiply
    88,324.34x = 121,884.98 × 50,087.39
  4. Step 4: Simplify right side
    88,324.34x = 6,104,899,668.54
  5. Step 5: Solve for x
    x = 6,104,899,668.54/88,324.34
  6. Step 6: Final answer
    x = 69,119.11

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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.