Home / 148,121.34-222,205.05-48,258.29

Finding the Fourth Proportional to 148,121.34, 222,205.05 and 48,258.29

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Solution

The fourth proportional to 148,121.34, 222,205.05 and 48,258.29 is: 72,394.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,121.34 : 222,205.05 = 48,258.29 : x
  2. Step 2: Convert to fraction form
    148,121.34/222,205.05 = 48,258.29/x
  3. Step 3: Cross multiply
    148,121.34x = 222,205.05 × 48,258.29
  4. Step 4: Simplify right side
    148,121.34x = 10,723,234,631.34
  5. Step 5: Solve for x
    x = 10,723,234,631.34/148,121.34
  6. Step 6: Final answer
    x = 72,394.93

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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.