Home / 166,726.29-250,110-54,376.47

Finding the Fourth Proportional to 166,726.29, 250,110 and 54,376.47

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Solution

The fourth proportional to 166,726.29, 250,110 and 54,376.47 is: 81,571.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,726.29 : 250,110 = 54,376.47 : x
  2. Step 2: Convert to fraction form
    166,726.29/250,110 = 54,376.47/x
  3. Step 3: Cross multiply
    166,726.29x = 250,110 × 54,376.47
  4. Step 4: Simplify right side
    166,726.29x = 13,600,098,911.70
  5. Step 5: Solve for x
    x = 13,600,098,911.70/166,726.29
  6. Step 6: Final answer
    x = 81,571.41

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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.