Home / 154,945.99-232,517.30-66,200.17

Finding the Fourth Proportional to 154,945.99, 232,517.30 and 66,200.17

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Solution

The fourth proportional to 154,945.99, 232,517.30 and 66,200.17 is: 99,342.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,945.99 : 232,517.30 = 66,200.17 : x
  2. Step 2: Convert to fraction form
    154,945.99/232,517.30 = 66,200.17/x
  3. Step 3: Cross multiply
    154,945.99x = 232,517.30 × 66,200.17
  4. Step 4: Simplify right side
    154,945.99x = 15,392,684,456.94
  5. Step 5: Solve for x
    x = 15,392,684,456.94/154,945.99
  6. Step 6: Final answer
    x = 99,342.26

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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.