Home / 106,726.96-160,173.08-40,227.58

Finding the Fourth Proportional to 106,726.96, 160,173.08 and 40,227.58

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Solution

The fourth proportional to 106,726.96, 160,173.08 and 40,227.58 is: 60,372.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,726.96 : 160,173.08 = 40,227.58 : x
  2. Step 2: Convert to fraction form
    106,726.96/160,173.08 = 40,227.58/x
  3. Step 3: Cross multiply
    106,726.96x = 160,173.08 × 40,227.58
  4. Step 4: Simplify right side
    106,726.96x = 6,443,375,389.55
  5. Step 5: Solve for x
    x = 6,443,375,389.55/106,726.96
  6. Step 6: Final answer
    x = 60,372.52

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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.