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Finding the Fourth Proportional to 95,159.38, 131,310.39 and 52,709.98

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Solution

The fourth proportional to 95,159.38, 131,310.39 and 52,709.98 is: 72,734.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,159.38 : 131,310.39 = 52,709.98 : x
  2. Step 2: Convert to fraction form
    95,159.38/131,310.39 = 52,709.98/x
  3. Step 3: Cross multiply
    95,159.38x = 131,310.39 × 52,709.98
  4. Step 4: Simplify right side
    95,159.38x = 6,921,368,030.69
  5. Step 5: Solve for x
    x = 6,921,368,030.69/95,159.38
  6. Step 6: Final answer
    x = 72,734.48

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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.