Home / 179,452.40-268,770.56-139,148.42

Finding the Fourth Proportional to 179,452.40, 268,770.56 and 139,148.42

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Solution

The fourth proportional to 179,452.40, 268,770.56 and 139,148.42 is: 208,406.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,452.40 : 268,770.56 = 139,148.42 : x
  2. Step 2: Convert to fraction form
    179,452.40/268,770.56 = 139,148.42/x
  3. Step 3: Cross multiply
    179,452.40x = 268,770.56 × 139,148.42
  4. Step 4: Simplify right side
    179,452.40x = 37,398,996,726.92
  5. Step 5: Solve for x
    x = 37,398,996,726.92/179,452.40
  6. Step 6: Final answer
    x = 208,406.23

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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.