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Finding the Fourth Proportional to 173,516.16, 260,251.20 and 48,866.88

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Solution

The fourth proportional to 173,516.16, 260,251.20 and 48,866.88 is: 73,293.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,516.16 : 260,251.20 = 48,866.88 : x
  2. Step 2: Convert to fraction form
    173,516.16/260,251.20 = 48,866.88/x
  3. Step 3: Cross multiply
    173,516.16x = 260,251.20 × 48,866.88
  4. Step 4: Simplify right side
    173,516.16x = 12,717,664,160.26
  5. Step 5: Solve for x
    x = 12,717,664,160.26/173,516.16
  6. Step 6: Final answer
    x = 73,293.83

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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.