Home / 165,800.20-248,700.30-54,992.20

Finding the Fourth Proportional to 165,800.20, 248,700.30 and 54,992.20

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Solution

The fourth proportional to 165,800.20, 248,700.30 and 54,992.20 is: 82,488.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,800.20 : 248,700.30 = 54,992.20 : x
  2. Step 2: Convert to fraction form
    165,800.20/248,700.30 = 54,992.20/x
  3. Step 3: Cross multiply
    165,800.20x = 248,700.30 × 54,992.20
  4. Step 4: Simplify right side
    165,800.20x = 13,676,576,637.66
  5. Step 5: Solve for x
    x = 13,676,576,637.66/165,800.20
  6. Step 6: Final answer
    x = 82,488.30

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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.