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Finding the Fourth Proportional to 73,600.95, 101,467.27 and 49,689.75

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Solution

The fourth proportional to 73,600.95, 101,467.27 and 49,689.75 is: 68,502.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,600.95 : 101,467.27 = 49,689.75 : x
  2. Step 2: Convert to fraction form
    73,600.95/101,467.27 = 49,689.75/x
  3. Step 3: Cross multiply
    73,600.95x = 101,467.27 × 49,689.75
  4. Step 4: Simplify right side
    73,600.95x = 5,041,883,279.48
  5. Step 5: Solve for x
    x = 5,041,883,279.48/73,600.95
  6. Step 6: Final answer
    x = 68,502.96

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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.