Home / 199,376.16-275,135.04-109,952.16

Finding the Fourth Proportional to 199,376.16, 275,135.04 and 109,952.16

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Solution

The fourth proportional to 199,376.16, 275,135.04 and 109,952.16 is: 151,731.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,376.16 : 275,135.04 = 109,952.16 : x
  2. Step 2: Convert to fraction form
    199,376.16/275,135.04 = 109,952.16/x
  3. Step 3: Cross multiply
    199,376.16x = 275,135.04 × 109,952.16
  4. Step 4: Simplify right side
    199,376.16x = 30,251,691,939.69
  5. Step 5: Solve for x
    x = 30,251,691,939.69/199,376.16
  6. Step 6: Final answer
    x = 151,731.74

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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.