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Finding the Fourth Proportional to 92,168.28, 138,264.57 and 33,010.74

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Solution

The fourth proportional to 92,168.28, 138,264.57 and 33,010.74 is: 49,520.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,168.28 : 138,264.57 = 33,010.74 : x
  2. Step 2: Convert to fraction form
    92,168.28/138,264.57 = 33,010.74/x
  3. Step 3: Cross multiply
    92,168.28x = 138,264.57 × 33,010.74
  4. Step 4: Simplify right side
    92,168.28x = 4,564,215,771.48
  5. Step 5: Solve for x
    x = 4,564,215,771.48/92,168.28
  6. Step 6: Final answer
    x = 49,520.46

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1.5x scale

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.