Home / 168,382.08-232,360-91,899.24

Finding the Fourth Proportional to 168,382.08, 232,360 and 91,899.24

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Solution

The fourth proportional to 168,382.08, 232,360 and 91,899.24 is: 126,816.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,382.08 : 232,360 = 91,899.24 : x
  2. Step 2: Convert to fraction form
    168,382.08/232,360 = 91,899.24/x
  3. Step 3: Cross multiply
    168,382.08x = 232,360 × 91,899.24
  4. Step 4: Simplify right side
    168,382.08x = 21,353,707,406.40
  5. Step 5: Solve for x
    x = 21,353,707,406.40/168,382.08
  6. Step 6: Final answer
    x = 126,816.98

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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.