Home / 45,498.10-68,137.80-22,097.20

Finding the Fourth Proportional to 45,498.10, 68,137.80 and 22,097.20

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Solution

The fourth proportional to 45,498.10, 68,137.80 and 22,097.20 is: 33,092.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,498.10 : 68,137.80 = 22,097.20 : x
  2. Step 2: Convert to fraction form
    45,498.10/68,137.80 = 22,097.20/x
  3. Step 3: Cross multiply
    45,498.10x = 68,137.80 × 22,097.20
  4. Step 4: Simplify right side
    45,498.10x = 1,505,654,594.16
  5. Step 5: Solve for x
    x = 1,505,654,594.16/45,498.10
  6. Step 6: Final answer
    x = 33,092.69

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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.