Home / 223,044.82-307,793.56-121,068.10

Finding the Fourth Proportional to 223,044.82, 307,793.56 and 121,068.10

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Solution

The fourth proportional to 223,044.82, 307,793.56 and 121,068.10 is: 167,069.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,044.82 : 307,793.56 = 121,068.10 : x
  2. Step 2: Convert to fraction form
    223,044.82/307,793.56 = 121,068.10/x
  3. Step 3: Cross multiply
    223,044.82x = 307,793.56 × 121,068.10
  4. Step 4: Simplify right side
    223,044.82x = 37,263,981,501.44
  5. Step 5: Solve for x
    x = 37,263,981,501.44/223,044.82
  6. Step 6: Final answer
    x = 167,069.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.