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Finding the Fourth Proportional to 164,869.32, 247,323.42 and 52,510.44

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Solution

The fourth proportional to 164,869.32, 247,323.42 and 52,510.44 is: 78,771.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,869.32 : 247,323.42 = 52,510.44 : x
  2. Step 2: Convert to fraction form
    164,869.32/247,323.42 = 52,510.44/x
  3. Step 3: Cross multiply
    164,869.32x = 247,323.42 × 52,510.44
  4. Step 4: Simplify right side
    164,869.32x = 12,987,061,606.50
  5. Step 5: Solve for x
    x = 12,987,061,606.50/164,869.32
  6. Step 6: Final answer
    x = 78,771.85

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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.