Home / 158,367.42-237,788.32-137,086.20

Finding the Fourth Proportional to 158,367.42, 237,788.32 and 137,086.20

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Solution

The fourth proportional to 158,367.42, 237,788.32 and 137,086.20 is: 205,834.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,367.42 : 237,788.32 = 137,086.20 : x
  2. Step 2: Convert to fraction form
    158,367.42/237,788.32 = 137,086.20/x
  3. Step 3: Cross multiply
    158,367.42x = 237,788.32 × 137,086.20
  4. Step 4: Simplify right side
    158,367.42x = 32,597,497,817.63
  5. Step 5: Solve for x
    x = 32,597,497,817.63/158,367.42
  6. Step 6: Final answer
    x = 205,834.62

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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.