Home / 179,046.40-268,569.60-54,371.20

Finding the Fourth Proportional to 179,046.40, 268,569.60 and 54,371.20

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Solution

The fourth proportional to 179,046.40, 268,569.60 and 54,371.20 is: 81,556.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,046.40 : 268,569.60 = 54,371.20 : x
  2. Step 2: Convert to fraction form
    179,046.40/268,569.60 = 54,371.20/x
  3. Step 3: Cross multiply
    179,046.40x = 268,569.60 × 54,371.20
  4. Step 4: Simplify right side
    179,046.40x = 14,602,451,435.52
  5. Step 5: Solve for x
    x = 14,602,451,435.52/179,046.40
  6. Step 6: Final answer
    x = 81,556.80

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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.