Home / 239,037.12-358,718.76-154,836

Finding the Fourth Proportional to 239,037.12, 358,718.76 and 154,836

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Solution

The fourth proportional to 239,037.12, 358,718.76 and 154,836 is: 232,359.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,037.12 : 358,718.76 = 154,836 : x
  2. Step 2: Convert to fraction form
    239,037.12/358,718.76 = 154,836/x
  3. Step 3: Cross multiply
    239,037.12x = 358,718.76 × 154,836
  4. Step 4: Simplify right side
    239,037.12x = 55,542,577,923.36
  5. Step 5: Solve for x
    x = 55,542,577,923.36/239,037.12
  6. Step 6: Final answer
    x = 232,359.63

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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.