Home / 60,870.44-91,310.25-18,172.49

Finding the Fourth Proportional to 60,870.44, 91,310.25 and 18,172.49

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Solution

The fourth proportional to 60,870.44, 91,310.25 and 18,172.49 is: 27,260.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,870.44 : 91,310.25 = 18,172.49 : x
  2. Step 2: Convert to fraction form
    60,870.44/91,310.25 = 18,172.49/x
  3. Step 3: Cross multiply
    60,870.44x = 91,310.25 × 18,172.49
  4. Step 4: Simplify right side
    60,870.44x = 1,659,334,514.16
  5. Step 5: Solve for x
    x = 1,659,334,514.16/60,870.44
  6. Step 6: Final answer
    x = 27,260.10

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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.