Home / 179,244.80-247,189.56-111,272.48

Finding the Fourth Proportional to 179,244.80, 247,189.56 and 111,272.48

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Solution

The fourth proportional to 179,244.80, 247,189.56 and 111,272.48 is: 153,451.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,244.80 : 247,189.56 = 111,272.48 : x
  2. Step 2: Convert to fraction form
    179,244.80/247,189.56 = 111,272.48/x
  3. Step 3: Cross multiply
    179,244.80x = 247,189.56 × 111,272.48
  4. Step 4: Simplify right side
    179,244.80x = 27,505,395,371.31
  5. Step 5: Solve for x
    x = 27,505,395,371.31/179,244.80
  6. Step 6: Final answer
    x = 153,451.57

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1.5x scale

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.