Home / 225,982.42-338,973.63-99,595.69

Finding the Fourth Proportional to 225,982.42, 338,973.63 and 99,595.69

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Solution

The fourth proportional to 225,982.42, 338,973.63 and 99,595.69 is: 149,393.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,982.42 : 338,973.63 = 99,595.69 : x
  2. Step 2: Convert to fraction form
    225,982.42/338,973.63 = 99,595.69/x
  3. Step 3: Cross multiply
    225,982.42x = 338,973.63 × 99,595.69
  4. Step 4: Simplify right side
    225,982.42x = 33,760,312,571.65
  5. Step 5: Solve for x
    x = 33,760,312,571.65/225,982.42
  6. Step 6: Final answer
    x = 149,393.54

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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.