Home / 106,869.72-160,257.72-50,726.04

Finding the Fourth Proportional to 106,869.72, 160,257.72 and 50,726.04

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Solution

The fourth proportional to 106,869.72, 160,257.72 and 50,726.04 is: 76,066.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,869.72 : 160,257.72 = 50,726.04 : x
  2. Step 2: Convert to fraction form
    106,869.72/160,257.72 = 50,726.04/x
  3. Step 3: Cross multiply
    106,869.72x = 160,257.72 × 50,726.04
  4. Step 4: Simplify right side
    106,869.72x = 8,129,239,515.03
  5. Step 5: Solve for x
    x = 8,129,239,515.03/106,869.72
  6. Step 6: Final answer
    x = 76,066.82

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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.