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Finding the Fourth Proportional to 163,344.76, 244,861.62 and 52,459

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Solution

The fourth proportional to 163,344.76, 244,861.62 and 52,459 is: 78,638.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,344.76 : 244,861.62 = 52,459 : x
  2. Step 2: Convert to fraction form
    163,344.76/244,861.62 = 52,459/x
  3. Step 3: Cross multiply
    163,344.76x = 244,861.62 × 52,459
  4. Step 4: Simplify right side
    163,344.76x = 12,845,195,723.58
  5. Step 5: Solve for x
    x = 12,845,195,723.58/163,344.76
  6. Step 6: Final answer
    x = 78,638.55

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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.