Home / 60,206.78-90,309.50-18,085.04

Finding the Fourth Proportional to 60,206.78, 90,309.50 and 18,085.04

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Solution

The fourth proportional to 60,206.78, 90,309.50 and 18,085.04 is: 27,127.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,206.78 : 90,309.50 = 18,085.04 : x
  2. Step 2: Convert to fraction form
    60,206.78/90,309.50 = 18,085.04/x
  3. Step 3: Cross multiply
    60,206.78x = 90,309.50 × 18,085.04
  4. Step 4: Simplify right side
    60,206.78x = 1,633,250,919.88
  5. Step 5: Solve for x
    x = 1,633,250,919.88/60,206.78
  6. Step 6: Final answer
    x = 27,127.36

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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.