Home / 122,387.20-183,585.30-33,647.64

Finding the Fourth Proportional to 122,387.20, 183,585.30 and 33,647.64

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Solution

The fourth proportional to 122,387.20, 183,585.30 and 33,647.64 is: 50,472.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,387.20 : 183,585.30 = 33,647.64 : x
  2. Step 2: Convert to fraction form
    122,387.20/183,585.30 = 33,647.64/x
  3. Step 3: Cross multiply
    122,387.20x = 183,585.30 × 33,647.64
  4. Step 4: Simplify right side
    122,387.20x = 6,177,212,083.69
  5. Step 5: Solve for x
    x = 6,177,212,083.69/122,387.20
  6. Step 6: Final answer
    x = 50,472.70

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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.