Home / 114,964.40-172,126.20-58,683.44

Finding the Fourth Proportional to 114,964.40, 172,126.20 and 58,683.44

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Solution

The fourth proportional to 114,964.40, 172,126.20 and 58,683.44 is: 87,861.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,964.40 : 172,126.20 = 58,683.44 : x
  2. Step 2: Convert to fraction form
    114,964.40/172,126.20 = 58,683.44/x
  3. Step 3: Cross multiply
    114,964.40x = 172,126.20 × 58,683.44
  4. Step 4: Simplify right side
    114,964.40x = 10,100,957,530.13
  5. Step 5: Solve for x
    x = 10,100,957,530.13/114,964.40
  6. Step 6: Final answer
    x = 87,861.61

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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.