Home / 162,247.83-223,906.55-89,655.41

Finding the Fourth Proportional to 162,247.83, 223,906.55 and 89,655.41

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Solution

The fourth proportional to 162,247.83, 223,906.55 and 89,655.41 is: 123,726.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,247.83 : 223,906.55 = 89,655.41 : x
  2. Step 2: Convert to fraction form
    162,247.83/223,906.55 = 89,655.41/x
  3. Step 3: Cross multiply
    162,247.83x = 223,906.55 × 89,655.41
  4. Step 4: Simplify right side
    162,247.83x = 20,074,431,974.13
  5. Step 5: Solve for x
    x = 20,074,431,974.13/162,247.83
  6. Step 6: Final answer
    x = 123,726.97

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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.