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Finding the Fourth Proportional to 95,847.70, 143,663.55 and 45,951.70

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Solution

The fourth proportional to 95,847.70, 143,663.55 and 45,951.70 is: 68,875.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,847.70 : 143,663.55 = 45,951.70 : x
  2. Step 2: Convert to fraction form
    95,847.70/143,663.55 = 45,951.70/x
  3. Step 3: Cross multiply
    95,847.70x = 143,663.55 × 45,951.70
  4. Step 4: Simplify right side
    95,847.70x = 6,601,584,350.54
  5. Step 5: Solve for x
    x = 6,601,584,350.54/95,847.70
  6. Step 6: Final answer
    x = 68,875.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.