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Finding the Fourth Proportional to 241,042.74, 361,512.20 and 98,748.48

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Solution

The fourth proportional to 241,042.74, 361,512.20 and 98,748.48 is: 148,101.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,042.74 : 361,512.20 = 98,748.48 : x
  2. Step 2: Convert to fraction form
    241,042.74/361,512.20 = 98,748.48/x
  3. Step 3: Cross multiply
    241,042.74x = 361,512.20 × 98,748.48
  4. Step 4: Simplify right side
    241,042.74x = 35,698,780,251.46
  5. Step 5: Solve for x
    x = 35,698,780,251.46/241,042.74
  6. Step 6: Final answer
    x = 148,101.45

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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.