Home / 165,853.20-248,844.60-60,680.40

Finding the Fourth Proportional to 165,853.20, 248,844.60 and 60,680.40

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Solution

The fourth proportional to 165,853.20, 248,844.60 and 60,680.40 is: 91,044.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,853.20 : 248,844.60 = 60,680.40 : x
  2. Step 2: Convert to fraction form
    165,853.20/248,844.60 = 60,680.40/x
  3. Step 3: Cross multiply
    165,853.20x = 248,844.60 × 60,680.40
  4. Step 4: Simplify right side
    165,853.20x = 15,099,989,865.84
  5. Step 5: Solve for x
    x = 15,099,989,865.84/165,853.20
  6. Step 6: Final answer
    x = 91,044.31

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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.