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Finding the Fourth Proportional to 92,273.88, 127,337.94 and 49,832.40

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Solution

The fourth proportional to 92,273.88, 127,337.94 and 49,832.40 is: 68,768.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,273.88 : 127,337.94 = 49,832.40 : x
  2. Step 2: Convert to fraction form
    92,273.88/127,337.94 = 49,832.40/x
  3. Step 3: Cross multiply
    92,273.88x = 127,337.94 × 49,832.40
  4. Step 4: Simplify right side
    92,273.88x = 6,345,555,161.26
  5. Step 5: Solve for x
    x = 6,345,555,161.26/92,273.88
  6. Step 6: Final answer
    x = 68,768.70

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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.