Home / 199,521.10-275,344.98-108,882.92

Finding the Fourth Proportional to 199,521.10, 275,344.98 and 108,882.92

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Solution

The fourth proportional to 199,521.10, 275,344.98 and 108,882.92 is: 150,261.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,521.10 : 275,344.98 = 108,882.92 : x
  2. Step 2: Convert to fraction form
    199,521.10/275,344.98 = 108,882.92/x
  3. Step 3: Cross multiply
    199,521.10x = 275,344.98 × 108,882.92
  4. Step 4: Simplify right side
    199,521.10x = 29,980,364,314.09
  5. Step 5: Solve for x
    x = 29,980,364,314.09/199,521.10
  6. Step 6: Final answer
    x = 150,261.62

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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.