Home / 165,743.70-248,464.83-60,489.30

Finding the Fourth Proportional to 165,743.70, 248,464.83 and 60,489.30

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Solution

The fourth proportional to 165,743.70, 248,464.83 and 60,489.30 is: 90,678.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,743.70 : 248,464.83 = 60,489.30 : x
  2. Step 2: Convert to fraction form
    165,743.70/248,464.83 = 60,489.30/x
  3. Step 3: Cross multiply
    165,743.70x = 248,464.83 × 60,489.30
  4. Step 4: Simplify right side
    165,743.70x = 15,029,463,641.32
  5. Step 5: Solve for x
    x = 15,029,463,641.32/165,743.70
  6. Step 6: Final answer
    x = 90,678.94

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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.