Home / 165,162.92-247,776.17-70,391.33

Finding the Fourth Proportional to 165,162.92, 247,776.17 and 70,391.33

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Solution

The fourth proportional to 165,162.92, 247,776.17 and 70,391.33 is: 105,600.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,162.92 : 247,776.17 = 70,391.33 : x
  2. Step 2: Convert to fraction form
    165,162.92/247,776.17 = 70,391.33/x
  3. Step 3: Cross multiply
    165,162.92x = 247,776.17 × 70,391.33
  4. Step 4: Simplify right side
    165,162.92x = 17,441,293,486.93
  5. Step 5: Solve for x
    x = 17,441,293,486.93/165,162.92
  6. Step 6: Final answer
    x = 105,600.54

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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.