Home / 60,216.60-90,321.39-18,095.79

Finding the Fourth Proportional to 60,216.60, 90,321.39 and 18,095.79

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Solution

The fourth proportional to 60,216.60, 90,321.39 and 18,095.79 is: 27,142.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,216.60 : 90,321.39 = 18,095.79 : x
  2. Step 2: Convert to fraction form
    60,216.60/90,321.39 = 18,095.79/x
  3. Step 3: Cross multiply
    60,216.60x = 90,321.39 × 18,095.79
  4. Step 4: Simplify right side
    60,216.60x = 1,634,436,905.95
  5. Step 5: Solve for x
    x = 1,634,436,905.95/60,216.60
  6. Step 6: Final answer
    x = 27,142.63

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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.