Home / 179,101.67-247,020.38-111,080.50

Finding the Fourth Proportional to 179,101.67, 247,020.38 and 111,080.50

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Solution

The fourth proportional to 179,101.67, 247,020.38 and 111,080.50 is: 153,204.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,101.67 : 247,020.38 = 111,080.50 : x
  2. Step 2: Convert to fraction form
    179,101.67/247,020.38 = 111,080.50/x
  3. Step 3: Cross multiply
    179,101.67x = 247,020.38 × 111,080.50
  4. Step 4: Simplify right side
    179,101.67x = 27,439,147,258.93
  5. Step 5: Solve for x
    x = 27,439,147,258.93/179,101.67
  6. Step 6: Final answer
    x = 153,204.31

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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.