Home / 165,630.30-248,445.45-54,822.30

Finding the Fourth Proportional to 165,630.30, 248,445.45 and 54,822.30

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Solution

The fourth proportional to 165,630.30, 248,445.45 and 54,822.30 is: 82,233.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,630.30 : 248,445.45 = 54,822.30 : x
  2. Step 2: Convert to fraction form
    165,630.30/248,445.45 = 54,822.30/x
  3. Step 3: Cross multiply
    165,630.30x = 248,445.45 × 54,822.30
  4. Step 4: Simplify right side
    165,630.30x = 13,620,350,993.54
  5. Step 5: Solve for x
    x = 13,620,350,993.54/165,630.30
  6. Step 6: Final answer
    x = 82,233.45

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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.