Home / 115,921.38-173,797.02-36,990.12

Finding the Fourth Proportional to 115,921.38, 173,797.02 and 36,990.12

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Solution

The fourth proportional to 115,921.38, 173,797.02 and 36,990.12 is: 55,458.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,921.38 : 173,797.02 = 36,990.12 : x
  2. Step 2: Convert to fraction form
    115,921.38/173,797.02 = 36,990.12/x
  3. Step 3: Cross multiply
    115,921.38x = 173,797.02 × 36,990.12
  4. Step 4: Simplify right side
    115,921.38x = 6,428,772,625.44
  5. Step 5: Solve for x
    x = 6,428,772,625.44/115,921.38
  6. Step 6: Final answer
    x = 55,458.04

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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.