Home / 239,053.73-358,414.54-105,861.38

Finding the Fourth Proportional to 239,053.73, 358,414.54 and 105,861.38

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Solution

The fourth proportional to 239,053.73, 358,414.54 and 105,861.38 is: 158,718.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,053.73 : 358,414.54 = 105,861.38 : x
  2. Step 2: Convert to fraction form
    239,053.73/358,414.54 = 105,861.38/x
  3. Step 3: Cross multiply
    239,053.73x = 358,414.54 × 105,861.38
  4. Step 4: Simplify right side
    239,053.73x = 37,942,255,759.74
  5. Step 5: Solve for x
    x = 37,942,255,759.74/239,053.73
  6. Step 6: Final answer
    x = 158,718.53

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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.