Home / 233,558.20-350,207.70-100,415.80

Finding the Fourth Proportional to 233,558.20, 350,207.70 and 100,415.80

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Solution

The fourth proportional to 233,558.20, 350,207.70 and 100,415.80 is: 150,567.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,558.20 : 350,207.70 = 100,415.80 : x
  2. Step 2: Convert to fraction form
    233,558.20/350,207.70 = 100,415.80/x
  3. Step 3: Cross multiply
    233,558.20x = 350,207.70 × 100,415.80
  4. Step 4: Simplify right side
    233,558.20x = 35,166,386,361.66
  5. Step 5: Solve for x
    x = 35,166,386,361.66/233,558.20
  6. Step 6: Final answer
    x = 150,567.98

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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.