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Finding the Fourth Proportional to 173,863.30, 260,730.15 and 61,500.10

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Solution

The fourth proportional to 173,863.30, 260,730.15 and 61,500.10 is: 92,227.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,863.30 : 260,730.15 = 61,500.10 : x
  2. Step 2: Convert to fraction form
    173,863.30/260,730.15 = 61,500.10/x
  3. Step 3: Cross multiply
    173,863.30x = 260,730.15 × 61,500.10
  4. Step 4: Simplify right side
    173,863.30x = 16,034,930,298.02
  5. Step 5: Solve for x
    x = 16,034,930,298.02/173,863.30
  6. Step 6: Final answer
    x = 92,227.23

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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.