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Finding the Fourth Proportional to 163,137.60, 244,541.16 and 110,552.40

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Solution

The fourth proportional to 163,137.60, 244,541.16 and 110,552.40 is: 165,716.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,137.60 : 244,541.16 = 110,552.40 : x
  2. Step 2: Convert to fraction form
    163,137.60/244,541.16 = 110,552.40/x
  3. Step 3: Cross multiply
    163,137.60x = 244,541.16 × 110,552.40
  4. Step 4: Simplify right side
    163,137.60x = 27,034,612,136.78
  5. Step 5: Solve for x
    x = 27,034,612,136.78/163,137.60
  6. Step 6: Final answer
    x = 165,716.62

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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.