Home / 84,834.50-117,082.41-51,300.74

Finding the Fourth Proportional to 84,834.50, 117,082.41 and 51,300.74

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Solution

The fourth proportional to 84,834.50, 117,082.41 and 51,300.74 is: 70,801.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,834.50 : 117,082.41 = 51,300.74 : x
  2. Step 2: Convert to fraction form
    84,834.50/117,082.41 = 51,300.74/x
  3. Step 3: Cross multiply
    84,834.50x = 117,082.41 × 51,300.74
  4. Step 4: Simplify right side
    84,834.50x = 6,006,414,273.98
  5. Step 5: Solve for x
    x = 6,006,414,273.98/84,834.50
  6. Step 6: Final answer
    x = 70,801.55

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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.