Home / 148,121.10-222,035.85-73,252.80

Finding the Fourth Proportional to 148,121.10, 222,035.85 and 73,252.80

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Solution

The fourth proportional to 148,121.10, 222,035.85 and 73,252.80 is: 109,807.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,121.10 : 222,035.85 = 73,252.80 : x
  2. Step 2: Convert to fraction form
    148,121.10/222,035.85 = 73,252.80/x
  3. Step 3: Cross multiply
    148,121.10x = 222,035.85 × 73,252.80
  4. Step 4: Simplify right side
    148,121.10x = 16,264,747,712.88
  5. Step 5: Solve for x
    x = 16,264,747,712.88/148,121.10
  6. Step 6: Final answer
    x = 109,807.10

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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.