Home / 109,194.43-150,688.25-61,447.82

Finding the Fourth Proportional to 109,194.43, 150,688.25 and 61,447.82

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Solution

The fourth proportional to 109,194.43, 150,688.25 and 61,447.82 is: 84,797.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,194.43 : 150,688.25 = 61,447.82 : x
  2. Step 2: Convert to fraction form
    109,194.43/150,688.25 = 61,447.82/x
  3. Step 3: Cross multiply
    109,194.43x = 150,688.25 × 61,447.82
  4. Step 4: Simplify right side
    109,194.43x = 9,259,464,462.12
  5. Step 5: Solve for x
    x = 9,259,464,462.12/109,194.43
  6. Step 6: Final answer
    x = 84,797.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.