Home / 177,029.43-244,301.70-105,412.47

Finding the Fourth Proportional to 177,029.43, 244,301.70 and 105,412.47

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Solution

The fourth proportional to 177,029.43, 244,301.70 and 105,412.47 is: 145,469.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,029.43 : 244,301.70 = 105,412.47 : x
  2. Step 2: Convert to fraction form
    177,029.43/244,301.70 = 105,412.47/x
  3. Step 3: Cross multiply
    177,029.43x = 244,301.70 × 105,412.47
  4. Step 4: Simplify right side
    177,029.43x = 25,752,445,622.20
  5. Step 5: Solve for x
    x = 25,752,445,622.20/177,029.43
  6. Step 6: Final answer
    x = 145,469.86

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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.