Home / 150,920.45-226,084.87-87,607.81

Finding the Fourth Proportional to 150,920.45, 226,084.87 and 87,607.81

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Solution

The fourth proportional to 150,920.45, 226,084.87 and 87,607.81 is: 131,240.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,920.45 : 226,084.87 = 87,607.81 : x
  2. Step 2: Convert to fraction form
    150,920.45/226,084.87 = 87,607.81/x
  3. Step 3: Cross multiply
    150,920.45x = 226,084.87 × 87,607.81
  4. Step 4: Simplify right side
    150,920.45x = 19,806,800,726.95
  5. Step 5: Solve for x
    x = 19,806,800,726.95/150,920.45
  6. Step 6: Final answer
    x = 131,240.01

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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.