Home / 148,680-222,902.08-53,895.36

Finding the Fourth Proportional to 148,680, 222,902.08 and 53,895.36

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Solution

The fourth proportional to 148,680, 222,902.08 and 53,895.36 is: 80,800.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,680 : 222,902.08 = 53,895.36 : x
  2. Step 2: Convert to fraction form
    148,680/222,902.08 = 53,895.36/x
  3. Step 3: Cross multiply
    148,680x = 222,902.08 × 53,895.36
  4. Step 4: Simplify right side
    148,680x = 12,013,387,846.35
  5. Step 5: Solve for x
    x = 12,013,387,846.35/148,680
  6. Step 6: Final answer
    x = 80,800.29

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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.