Home / 272,526.30-408,789.59-122,591.43

Finding the Fourth Proportional to 272,526.30, 408,789.59 and 122,591.43

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Solution

The fourth proportional to 272,526.30, 408,789.59 and 122,591.43 is: 183,887.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,526.30 : 408,789.59 = 122,591.43 : x
  2. Step 2: Convert to fraction form
    272,526.30/408,789.59 = 122,591.43/x
  3. Step 3: Cross multiply
    272,526.30x = 408,789.59 × 122,591.43
  4. Step 4: Simplify right side
    272,526.30x = 50,114,099,794.26
  5. Step 5: Solve for x
    x = 50,114,099,794.26/272,526.30
  6. Step 6: Final answer
    x = 183,887.21

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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.