Home / 168,379.08-232,355.88-91,896.24

Finding the Fourth Proportional to 168,379.08, 232,355.88 and 91,896.24

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Solution

The fourth proportional to 168,379.08, 232,355.88 and 91,896.24 is: 126,812.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,379.08 : 232,355.88 = 91,896.24 : x
  2. Step 2: Convert to fraction form
    168,379.08/232,355.88 = 91,896.24/x
  3. Step 3: Cross multiply
    168,379.08x = 232,355.88 × 91,896.24
  4. Step 4: Simplify right side
    168,379.08x = 21,352,631,713.89
  5. Step 5: Solve for x
    x = 21,352,631,713.89/168,379.08
  6. Step 6: Final answer
    x = 126,812.85

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1.5x scale

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.