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Finding the Fourth Proportional to 98,826.60, 148,239.90 and 24,954.60

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Solution

The fourth proportional to 98,826.60, 148,239.90 and 24,954.60 is: 37,431.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,826.60 : 148,239.90 = 24,954.60 : x
  2. Step 2: Convert to fraction form
    98,826.60/148,239.90 = 24,954.60/x
  3. Step 3: Cross multiply
    98,826.60x = 148,239.90 × 24,954.60
  4. Step 4: Simplify right side
    98,826.60x = 3,699,267,408.54
  5. Step 5: Solve for x
    x = 3,699,267,408.54/98,826.60
  6. Step 6: Final answer
    x = 37,431.90

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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.