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Finding the Fourth Proportional to 163,151.28, 244,752.84 and 69,657.84

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Solution

The fourth proportional to 163,151.28, 244,752.84 and 69,657.84 is: 104,497.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,151.28 : 244,752.84 = 69,657.84 : x
  2. Step 2: Convert to fraction form
    163,151.28/244,752.84 = 69,657.84/x
  3. Step 3: Cross multiply
    163,151.28x = 244,752.84 × 69,657.84
  4. Step 4: Simplify right side
    163,151.28x = 17,048,954,168.27
  5. Step 5: Solve for x
    x = 17,048,954,168.27/163,151.28
  6. Step 6: Final answer
    x = 104,497.83

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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.