Home / 68,601.24-102,901.86-45,222.21

Finding the Fourth Proportional to 68,601.24, 102,901.86 and 45,222.21

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Solution

The fourth proportional to 68,601.24, 102,901.86 and 45,222.21 is: 67,833.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,601.24 : 102,901.86 = 45,222.21 : x
  2. Step 2: Convert to fraction form
    68,601.24/102,901.86 = 45,222.21/x
  3. Step 3: Cross multiply
    68,601.24x = 102,901.86 × 45,222.21
  4. Step 4: Simplify right side
    68,601.24x = 4,653,449,522.31
  5. Step 5: Solve for x
    x = 4,653,449,522.31/68,601.24
  6. Step 6: Final answer
    x = 67,833.32

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1.5x scale

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.