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Finding the Fourth Proportional to 61,603.60, 92,405.13 and 24,137.20

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Solution

The fourth proportional to 61,603.60, 92,405.13 and 24,137.20 is: 36,205.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,603.60 : 92,405.13 = 24,137.20 : x
  2. Step 2: Convert to fraction form
    61,603.60/92,405.13 = 24,137.20/x
  3. Step 3: Cross multiply
    61,603.60x = 92,405.13 × 24,137.20
  4. Step 4: Simplify right side
    61,603.60x = 2,230,401,103.84
  5. Step 5: Solve for x
    x = 2,230,401,103.84/61,603.60
  6. Step 6: Final answer
    x = 36,205.69

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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.