Home / 165,794.10-248,691.15-153,984.30

Finding the Fourth Proportional to 165,794.10, 248,691.15 and 153,984.30

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Solution

The fourth proportional to 165,794.10, 248,691.15 and 153,984.30 is: 230,976.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,794.10 : 248,691.15 = 153,984.30 : x
  2. Step 2: Convert to fraction form
    165,794.10/248,691.15 = 153,984.30/x
  3. Step 3: Cross multiply
    165,794.10x = 248,691.15 × 153,984.30
  4. Step 4: Simplify right side
    165,794.10x = 38,294,532,648.95
  5. Step 5: Solve for x
    x = 38,294,532,648.95/165,794.10
  6. Step 6: Final answer
    x = 230,976.45

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1.5x scale

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.