Home / 165,001.20-247,619.79-70,297.71

Finding the Fourth Proportional to 165,001.20, 247,619.79 and 70,297.71

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Solution

The fourth proportional to 165,001.20, 247,619.79 and 70,297.71 is: 105,496.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,001.20 : 247,619.79 = 70,297.71 : x
  2. Step 2: Convert to fraction form
    165,001.20/247,619.79 = 70,297.71/x
  3. Step 3: Cross multiply
    165,001.20x = 247,619.79 × 70,297.71
  4. Step 4: Simplify right side
    165,001.20x = 17,407,104,187.68
  5. Step 5: Solve for x
    x = 17,407,104,187.68/165,001.20
  6. Step 6: Final answer
    x = 105,496.83

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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.