Home / 271,724.28-407,587.78-159,325.44

Finding the Fourth Proportional to 271,724.28, 407,587.78 and 159,325.44

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Solution

The fourth proportional to 271,724.28, 407,587.78 and 159,325.44 is: 238,988.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,724.28 : 407,587.78 = 159,325.44 : x
  2. Step 2: Convert to fraction form
    271,724.28/407,587.78 = 159,325.44/x
  3. Step 3: Cross multiply
    271,724.28x = 407,587.78 × 159,325.44
  4. Step 4: Simplify right side
    271,724.28x = 64,939,102,387.12
  5. Step 5: Solve for x
    x = 64,939,102,387.12/271,724.28
  6. Step 6: Final answer
    x = 238,988.96

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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.