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Finding the Fourth Proportional to 98,949.54, 148,407.84 and 35,757.39

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Solution

The fourth proportional to 98,949.54, 148,407.84 and 35,757.39 is: 53,630.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,949.54 : 148,407.84 = 35,757.39 : x
  2. Step 2: Convert to fraction form
    98,949.54/148,407.84 = 35,757.39/x
  3. Step 3: Cross multiply
    98,949.54x = 148,407.84 × 35,757.39
  4. Step 4: Simplify right side
    98,949.54x = 5,306,677,013.94
  5. Step 5: Solve for x
    x = 5,306,677,013.94/98,949.54
  6. Step 6: Final answer
    x = 53,630.13

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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.