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Finding the Fourth Proportional to 164,869.52, 247,322.44 and 52,523.60

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Solution

The fourth proportional to 164,869.52, 247,322.44 and 52,523.60 is: 78,791.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,869.52 : 247,322.44 = 52,523.60 : x
  2. Step 2: Convert to fraction form
    164,869.52/247,322.44 = 52,523.60/x
  3. Step 3: Cross multiply
    164,869.52x = 247,322.44 × 52,523.60
  4. Step 4: Simplify right side
    164,869.52x = 12,990,264,909.58
  5. Step 5: Solve for x
    x = 12,990,264,909.58/164,869.52
  6. Step 6: Final answer
    x = 78,791.19

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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.