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Finding the Fourth Proportional to 163,074.28, 244,608.18 and 92,803

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Solution

The fourth proportional to 163,074.28, 244,608.18 and 92,803 is: 139,202.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,074.28 : 244,608.18 = 92,803 : x
  2. Step 2: Convert to fraction form
    163,074.28/244,608.18 = 92,803/x
  3. Step 3: Cross multiply
    163,074.28x = 244,608.18 × 92,803
  4. Step 4: Simplify right side
    163,074.28x = 22,700,372,928.54
  5. Step 5: Solve for x
    x = 22,700,372,928.54/163,074.28
  6. Step 6: Final answer
    x = 139,202.66

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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.