Home / 165,395.48-248,175.20-65,553.47

Finding the Fourth Proportional to 165,395.48, 248,175.20 and 65,553.47

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Solution

The fourth proportional to 165,395.48, 248,175.20 and 65,553.47 is: 98,362.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,395.48 : 248,175.20 = 65,553.47 : x
  2. Step 2: Convert to fraction form
    165,395.48/248,175.20 = 65,553.47/x
  3. Step 3: Cross multiply
    165,395.48x = 248,175.20 × 65,553.47
  4. Step 4: Simplify right side
    165,395.48x = 16,268,744,450.95
  5. Step 5: Solve for x
    x = 16,268,744,450.95/165,395.48
  6. Step 6: Final answer
    x = 98,362.69

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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.