Home / 148,981.20-223,474.23-36,661.74

Finding the Fourth Proportional to 148,981.20, 223,474.23 and 36,661.74

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Solution

The fourth proportional to 148,981.20, 223,474.23 and 36,661.74 is: 54,993.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,981.20 : 223,474.23 = 36,661.74 : x
  2. Step 2: Convert to fraction form
    148,981.20/223,474.23 = 36,661.74/x
  3. Step 3: Cross multiply
    148,981.20x = 223,474.23 × 36,661.74
  4. Step 4: Simplify right side
    148,981.20x = 8,192,954,116.96
  5. Step 5: Solve for x
    x = 8,192,954,116.96/148,981.20
  6. Step 6: Final answer
    x = 54,993.21

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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.