Home / 83,748.70-125,598.06-27,578.44

Finding the Fourth Proportional to 83,748.70, 125,598.06 and 27,578.44

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Solution

The fourth proportional to 83,748.70, 125,598.06 and 27,578.44 is: 41,359.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,748.70 : 125,598.06 = 27,578.44 : x
  2. Step 2: Convert to fraction form
    83,748.70/125,598.06 = 27,578.44/x
  3. Step 3: Cross multiply
    83,748.70x = 125,598.06 × 27,578.44
  4. Step 4: Simplify right side
    83,748.70x = 3,463,798,561.83
  5. Step 5: Solve for x
    x = 3,463,798,561.83/83,748.70
  6. Step 6: Final answer
    x = 41,359.43

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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.