Home / 199,623.17-275,484.14-108,982.96

Finding the Fourth Proportional to 199,623.17, 275,484.14 and 108,982.96

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Solution

The fourth proportional to 199,623.17, 275,484.14 and 108,982.96 is: 150,398.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,623.17 : 275,484.14 = 108,982.96 : x
  2. Step 2: Convert to fraction form
    199,623.17/275,484.14 = 108,982.96/x
  3. Step 3: Cross multiply
    199,623.17x = 275,484.14 × 108,982.96
  4. Step 4: Simplify right side
    199,623.17x = 30,023,077,010.25
  5. Step 5: Solve for x
    x = 30,023,077,010.25/199,623.17
  6. Step 6: Final answer
    x = 150,398.76

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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.