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Finding the Fourth Proportional to 119,833.92, 165,341.33 and 73,255.03

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Solution

The fourth proportional to 119,833.92, 165,341.33 and 73,255.03 is: 101,073.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,833.92 : 165,341.33 = 73,255.03 : x
  2. Step 2: Convert to fraction form
    119,833.92/165,341.33 = 73,255.03/x
  3. Step 3: Cross multiply
    119,833.92x = 165,341.33 × 73,255.03
  4. Step 4: Simplify right side
    119,833.92x = 12,112,083,723.11
  5. Step 5: Solve for x
    x = 12,112,083,723.11/119,833.92
  6. Step 6: Final answer
    x = 101,073.92

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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.