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Finding the Fourth Proportional to 98,862.39, 148,262.88 and 35,674.29

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Solution

The fourth proportional to 98,862.39, 148,262.88 and 35,674.29 is: 53,500.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,862.39 : 148,262.88 = 35,674.29 : x
  2. Step 2: Convert to fraction form
    98,862.39/148,262.88 = 35,674.29/x
  3. Step 3: Cross multiply
    98,862.39x = 148,262.88 × 35,674.29
  4. Step 4: Simplify right side
    98,862.39x = 5,289,172,977.36
  5. Step 5: Solve for x
    x = 5,289,172,977.36/98,862.39
  6. Step 6: Final answer
    x = 53,500.36

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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.