Home / 161,896.48-223,336.88-108,198.32

Finding the Fourth Proportional to 161,896.48, 223,336.88 and 108,198.32

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Solution

The fourth proportional to 161,896.48, 223,336.88 and 108,198.32 is: 149,260.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,896.48 : 223,336.88 = 108,198.32 : x
  2. Step 2: Convert to fraction form
    161,896.48/223,336.88 = 108,198.32/x
  3. Step 3: Cross multiply
    161,896.48x = 223,336.88 × 108,198.32
  4. Step 4: Simplify right side
    161,896.48x = 24,164,675,210.04
  5. Step 5: Solve for x
    x = 24,164,675,210.04/161,896.48
  6. Step 6: Final answer
    x = 149,260.04

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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.