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Finding the Fourth Proportional to 121,610.08, 182,443.22 and 38,504.08

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Solution

The fourth proportional to 121,610.08, 182,443.22 and 38,504.08 is: 57,765.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,610.08 : 182,443.22 = 38,504.08 : x
  2. Step 2: Convert to fraction form
    121,610.08/182,443.22 = 38,504.08/x
  3. Step 3: Cross multiply
    121,610.08x = 182,443.22 × 38,504.08
  4. Step 4: Simplify right side
    121,610.08x = 7,024,808,338.34
  5. Step 5: Solve for x
    x = 7,024,808,338.34/121,610.08
  6. Step 6: Final answer
    x = 57,765.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.