Home / 154,694.68-232,145.70-99,329.56

Finding the Fourth Proportional to 154,694.68, 232,145.70 and 99,329.56

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Solution

The fourth proportional to 154,694.68, 232,145.70 and 99,329.56 is: 149,060.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,694.68 : 232,145.70 = 99,329.56 : x
  2. Step 2: Convert to fraction form
    154,694.68/232,145.70 = 99,329.56/x
  3. Step 3: Cross multiply
    154,694.68x = 232,145.70 × 99,329.56
  4. Step 4: Simplify right side
    154,694.68x = 23,058,930,236.89
  5. Step 5: Solve for x
    x = 23,058,930,236.89/154,694.68
  6. Step 6: Final answer
    x = 149,060.91

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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.