Home / 152,917.71-229,376.58-47,745.69

Finding the Fourth Proportional to 152,917.71, 229,376.58 and 47,745.69

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Solution

The fourth proportional to 152,917.71, 229,376.58 and 47,745.69 is: 71,618.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,917.71 : 229,376.58 = 47,745.69 : x
  2. Step 2: Convert to fraction form
    152,917.71/229,376.58 = 47,745.69/x
  3. Step 3: Cross multiply
    152,917.71x = 229,376.58 × 47,745.69
  4. Step 4: Simplify right side
    152,917.71x = 10,951,743,081.94
  5. Step 5: Solve for x
    x = 10,951,743,081.94/152,917.71
  6. Step 6: Final answer
    x = 71,618.54

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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.