Home / 182,193.29-251,427.62-100,521.54

Finding the Fourth Proportional to 182,193.29, 251,427.62 and 100,521.54

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Solution

The fourth proportional to 182,193.29, 251,427.62 and 100,521.54 is: 138,720.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,193.29 : 251,427.62 = 100,521.54 : x
  2. Step 2: Convert to fraction form
    182,193.29/251,427.62 = 100,521.54/x
  3. Step 3: Cross multiply
    182,193.29x = 251,427.62 × 100,521.54
  4. Step 4: Simplify right side
    182,193.29x = 25,273,891,635.80
  5. Step 5: Solve for x
    x = 25,273,891,635.80/182,193.29
  6. Step 6: Final answer
    x = 138,720.21

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1.5x scale

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.