Home / 40,788.74-61,170.16-27,725.06

Finding the Fourth Proportional to 40,788.74, 61,170.16 and 27,725.06

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Solution

The fourth proportional to 40,788.74, 61,170.16 and 27,725.06 is: 41,578.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,788.74 : 61,170.16 = 27,725.06 : x
  2. Step 2: Convert to fraction form
    40,788.74/61,170.16 = 27,725.06/x
  3. Step 3: Cross multiply
    40,788.74x = 61,170.16 × 27,725.06
  4. Step 4: Simplify right side
    40,788.74x = 1,695,946,356.21
  5. Step 5: Solve for x
    x = 1,695,946,356.21/40,788.74
  6. Step 6: Final answer
    x = 41,578.79

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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.