Home / 95,015.81-131,099.79-56,787.73

Finding the Fourth Proportional to 95,015.81, 131,099.79 and 56,787.73

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Solution

The fourth proportional to 95,015.81, 131,099.79 and 56,787.73 is: 78,353.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,015.81 : 131,099.79 = 56,787.73 : x
  2. Step 2: Convert to fraction form
    95,015.81/131,099.79 = 56,787.73/x
  3. Step 3: Cross multiply
    95,015.81x = 131,099.79 × 56,787.73
  4. Step 4: Simplify right side
    95,015.81x = 7,444,859,940.50
  5. Step 5: Solve for x
    x = 7,444,859,940.50/95,015.81
  6. Step 6: Final answer
    x = 78,353.91

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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.