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Finding the Fourth Proportional to 163,172.57, 244,829.02 and 88,346.19

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Solution

The fourth proportional to 163,172.57, 244,829.02 and 88,346.19 is: 132,557.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,172.57 : 244,829.02 = 88,346.19 : x
  2. Step 2: Convert to fraction form
    163,172.57/244,829.02 = 88,346.19/x
  3. Step 3: Cross multiply
    163,172.57x = 244,829.02 × 88,346.19
  4. Step 4: Simplify right side
    163,172.57x = 21,629,711,118.43
  5. Step 5: Solve for x
    x = 21,629,711,118.43/163,172.57
  6. Step 6: Final answer
    x = 132,557.27

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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.