Home / 225,934.18-338,643.51-105,865.54

Finding the Fourth Proportional to 225,934.18, 338,643.51 and 105,865.54

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Solution

The fourth proportional to 225,934.18, 338,643.51 and 105,865.54 is: 158,677.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,934.18 : 338,643.51 = 105,865.54 : x
  2. Step 2: Convert to fraction form
    225,934.18/338,643.51 = 105,865.54/x
  3. Step 3: Cross multiply
    225,934.18x = 338,643.51 × 105,865.54
  4. Step 4: Simplify right side
    225,934.18x = 35,850,678,053.65
  5. Step 5: Solve for x
    x = 35,850,678,053.65/225,934.18
  6. Step 6: Final answer
    x = 158,677.53

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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.