Home / 60,816.31-91,187.20-21,377.95

Finding the Fourth Proportional to 60,816.31, 91,187.20 and 21,377.95

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Solution

The fourth proportional to 60,816.31, 91,187.20 and 21,377.95 is: 32,053.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,816.31 : 91,187.20 = 21,377.95 : x
  2. Step 2: Convert to fraction form
    60,816.31/91,187.20 = 21,377.95/x
  3. Step 3: Cross multiply
    60,816.31x = 91,187.20 × 21,377.95
  4. Step 4: Simplify right side
    60,816.31x = 1,949,395,402.24
  5. Step 5: Solve for x
    x = 1,949,395,402.24/60,816.31
  6. Step 6: Final answer
    x = 32,053.83

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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.