Home / 183,490.90-275,398.35-108,517.30

Finding the Fourth Proportional to 183,490.90, 275,398.35 and 108,517.30

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Solution

The fourth proportional to 183,490.90, 275,398.35 and 108,517.30 is: 162,871.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,490.90 : 275,398.35 = 108,517.30 : x
  2. Step 2: Convert to fraction form
    183,490.90/275,398.35 = 108,517.30/x
  3. Step 3: Cross multiply
    183,490.90x = 275,398.35 × 108,517.30
  4. Step 4: Simplify right side
    183,490.90x = 29,885,485,366.46
  5. Step 5: Solve for x
    x = 29,885,485,366.46/183,490.90
  6. Step 6: Final answer
    x = 162,871.76

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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.