Home / 162,175.32-223,799.85-90,556.56

Finding the Fourth Proportional to 162,175.32, 223,799.85 and 90,556.56

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Solution

The fourth proportional to 162,175.32, 223,799.85 and 90,556.56 is: 124,966.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,175.32 : 223,799.85 = 90,556.56 : x
  2. Step 2: Convert to fraction form
    162,175.32/223,799.85 = 90,556.56/x
  3. Step 3: Cross multiply
    162,175.32x = 223,799.85 × 90,556.56
  4. Step 4: Simplify right side
    162,175.32x = 20,266,544,544.52
  5. Step 5: Solve for x
    x = 20,266,544,544.52/162,175.32
  6. Step 6: Final answer
    x = 124,966.88

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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.