Home / 34,118.36-51,177.54-13,327.28

Finding the Fourth Proportional to 34,118.36, 51,177.54 and 13,327.28

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Solution

The fourth proportional to 34,118.36, 51,177.54 and 13,327.28 is: 19,990.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,118.36 : 51,177.54 = 13,327.28 : x
  2. Step 2: Convert to fraction form
    34,118.36/51,177.54 = 13,327.28/x
  3. Step 3: Cross multiply
    34,118.36x = 51,177.54 × 13,327.28
  4. Step 4: Simplify right side
    34,118.36x = 682,057,566.55
  5. Step 5: Solve for x
    x = 682,057,566.55/34,118.36
  6. Step 6: Final answer
    x = 19,990.92

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Similar ratio
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1.5x scale

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.