Home / 35,131.78-52,684.98-11,752.75

Finding the Fourth Proportional to 35,131.78, 52,684.98 and 11,752.75

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Solution

The fourth proportional to 35,131.78, 52,684.98 and 11,752.75 is: 17,624.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,131.78 : 52,684.98 = 11,752.75 : x
  2. Step 2: Convert to fraction form
    35,131.78/52,684.98 = 11,752.75/x
  3. Step 3: Cross multiply
    35,131.78x = 52,684.98 × 11,752.75
  4. Step 4: Simplify right side
    35,131.78x = 619,193,398.70
  5. Step 5: Solve for x
    x = 619,193,398.70/35,131.78
  6. Step 6: Final answer
    x = 17,624.88

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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.