Home / 148,974.20-223,461.30-147,937.40

Finding the Fourth Proportional to 148,974.20, 223,461.30 and 147,937.40

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Solution

The fourth proportional to 148,974.20, 223,461.30 and 147,937.40 is: 221,906.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,974.20 : 223,461.30 = 147,937.40 : x
  2. Step 2: Convert to fraction form
    148,974.20/223,461.30 = 147,937.40/x
  3. Step 3: Cross multiply
    148,974.20x = 223,461.30 × 147,937.40
  4. Step 4: Simplify right side
    148,974.20x = 33,058,283,722.62
  5. Step 5: Solve for x
    x = 33,058,283,722.62/148,974.20
  6. Step 6: Final answer
    x = 221,906.10

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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.