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Finding the Fourth Proportional to 92,287.72, 127,356.96 and 49,846.24

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Solution

The fourth proportional to 92,287.72, 127,356.96 and 49,846.24 is: 68,787.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,287.72 : 127,356.96 = 49,846.24 : x
  2. Step 2: Convert to fraction form
    92,287.72/127,356.96 = 49,846.24/x
  3. Step 3: Cross multiply
    92,287.72x = 127,356.96 × 49,846.24
  4. Step 4: Simplify right side
    92,287.72x = 6,348,265,593.83
  5. Step 5: Solve for x
    x = 6,348,265,593.83/92,287.72
  6. Step 6: Final answer
    x = 68,787.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.