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Finding the Fourth Proportional to 95,320.94, 131,542.94 and 52,879.50

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Solution

The fourth proportional to 95,320.94, 131,542.94 and 52,879.50 is: 72,973.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,320.94 : 131,542.94 = 52,879.50 : x
  2. Step 2: Convert to fraction form
    95,320.94/131,542.94 = 52,879.50/x
  3. Step 3: Cross multiply
    95,320.94x = 131,542.94 × 52,879.50
  4. Step 4: Simplify right side
    95,320.94x = 6,955,925,027.93
  5. Step 5: Solve for x
    x = 6,955,925,027.93/95,320.94
  6. Step 6: Final answer
    x = 72,973.74

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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.