Home / 183,246.30-274,869.45-138,959.55

Finding the Fourth Proportional to 183,246.30, 274,869.45 and 138,959.55

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Solution

The fourth proportional to 183,246.30, 274,869.45 and 138,959.55 is: 208,439.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,246.30 : 274,869.45 = 138,959.55 : x
  2. Step 2: Convert to fraction form
    183,246.30/274,869.45 = 138,959.55/x
  3. Step 3: Cross multiply
    183,246.30x = 274,869.45 × 138,959.55
  4. Step 4: Simplify right side
    183,246.30x = 38,195,735,080.75
  5. Step 5: Solve for x
    x = 38,195,735,080.75/183,246.30
  6. Step 6: Final answer
    x = 208,439.33

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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.