Home / 437,630.14-656,555.91-122,086.81

Finding the Fourth Proportional to 437,630.14, 656,555.91 and 122,086.81

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Solution

The fourth proportional to 437,630.14, 656,555.91 and 122,086.81 is: 183,161.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,630.14 : 656,555.91 = 122,086.81 : x
  2. Step 2: Convert to fraction form
    437,630.14/656,555.91 = 122,086.81/x
  3. Step 3: Cross multiply
    437,630.14x = 656,555.91 × 122,086.81
  4. Step 4: Simplify right side
    437,630.14x = 80,156,812,745.33
  5. Step 5: Solve for x
    x = 80,156,812,745.33/437,630.14
  6. Step 6: Final answer
    x = 183,161.09

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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.