Home / 68,230.28-101,865.66-52,135.59

Finding the Fourth Proportional to 68,230.28, 101,865.66 and 52,135.59

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Solution

The fourth proportional to 68,230.28, 101,865.66 and 52,135.59 is: 77,836.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,230.28 : 101,865.66 = 52,135.59 : x
  2. Step 2: Convert to fraction form
    68,230.28/101,865.66 = 52,135.59/x
  3. Step 3: Cross multiply
    68,230.28x = 101,865.66 × 52,135.59
  4. Step 4: Simplify right side
    68,230.28x = 5,310,826,051.73
  5. Step 5: Solve for x
    x = 5,310,826,051.73/68,230.28
  6. Step 6: Final answer
    x = 77,836.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.