Home / 366,945.36-550,381.08-100,732.68

Finding the Fourth Proportional to 366,945.36, 550,381.08 and 100,732.68

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Solution

The fourth proportional to 366,945.36, 550,381.08 and 100,732.68 is: 151,088.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,945.36 : 550,381.08 = 100,732.68 : x
  2. Step 2: Convert to fraction form
    366,945.36/550,381.08 = 100,732.68/x
  3. Step 3: Cross multiply
    366,945.36x = 550,381.08 × 100,732.68
  4. Step 4: Simplify right side
    366,945.36x = 55,441,361,209.69
  5. Step 5: Solve for x
    x = 55,441,361,209.69/366,945.36
  6. Step 6: Final answer
    x = 151,088.87

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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.