Home / 185,844.30-278,766.45-153,039.30

Finding the Fourth Proportional to 185,844.30, 278,766.45 and 153,039.30

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Solution

The fourth proportional to 185,844.30, 278,766.45 and 153,039.30 is: 229,558.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,844.30 : 278,766.45 = 153,039.30 : x
  2. Step 2: Convert to fraction form
    185,844.30/278,766.45 = 153,039.30/x
  3. Step 3: Cross multiply
    185,844.30x = 278,766.45 × 153,039.30
  4. Step 4: Simplify right side
    185,844.30x = 42,662,222,371.49
  5. Step 5: Solve for x
    x = 42,662,222,371.49/185,844.30
  6. Step 6: Final answer
    x = 229,558.95

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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.