Home / 92,865.33-139,062.29-77,832.95

Finding the Fourth Proportional to 92,865.33, 139,062.29 and 77,832.95

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Solution

The fourth proportional to 92,865.33, 139,062.29 and 77,832.95 is: 116,551.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,865.33 : 139,062.29 = 77,832.95 : x
  2. Step 2: Convert to fraction form
    92,865.33/139,062.29 = 77,832.95/x
  3. Step 3: Cross multiply
    92,865.33x = 139,062.29 × 77,832.95
  4. Step 4: Simplify right side
    92,865.33x = 10,823,627,179.98
  5. Step 5: Solve for x
    x = 10,823,627,179.98/92,865.33
  6. Step 6: Final answer
    x = 116,551.86

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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.