Home / 72,234.24-108,356.94-22,314.12

Finding the Fourth Proportional to 72,234.24, 108,356.94 and 22,314.12

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Solution

The fourth proportional to 72,234.24, 108,356.94 and 22,314.12 is: 33,472.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,234.24 : 108,356.94 = 22,314.12 : x
  2. Step 2: Convert to fraction form
    72,234.24/108,356.94 = 22,314.12/x
  3. Step 3: Cross multiply
    72,234.24x = 108,356.94 × 22,314.12
  4. Step 4: Simplify right side
    72,234.24x = 2,417,889,761.99
  5. Step 5: Solve for x
    x = 2,417,889,761.99/72,234.24
  6. Step 6: Final answer
    x = 33,472.90

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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.