Home / 113,205.14-156,226.61-62,216.95

Finding the Fourth Proportional to 113,205.14, 156,226.61 and 62,216.95

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Solution

The fourth proportional to 113,205.14, 156,226.61 and 62,216.95 is: 85,861.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,205.14 : 156,226.61 = 62,216.95 : x
  2. Step 2: Convert to fraction form
    113,205.14/156,226.61 = 62,216.95/x
  3. Step 3: Cross multiply
    113,205.14x = 156,226.61 × 62,216.95
  4. Step 4: Simplify right side
    113,205.14x = 9,719,943,183.04
  5. Step 5: Solve for x
    x = 9,719,943,183.04/113,205.14
  6. Step 6: Final answer
    x = 85,861.32

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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.