Home / 151,947.44-227,987.88-80,853.32

Finding the Fourth Proportional to 151,947.44, 227,987.88 and 80,853.32

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Solution

The fourth proportional to 151,947.44, 227,987.88 and 80,853.32 is: 121,315.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,947.44 : 227,987.88 = 80,853.32 : x
  2. Step 2: Convert to fraction form
    151,947.44/227,987.88 = 80,853.32/x
  3. Step 3: Cross multiply
    151,947.44x = 227,987.88 × 80,853.32
  4. Step 4: Simplify right side
    151,947.44x = 18,433,577,017.76
  5. Step 5: Solve for x
    x = 18,433,577,017.76/151,947.44
  6. Step 6: Final answer
    x = 121,315.48

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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.