Home / 203,471.24-304,897.02-103,481.60

Finding the Fourth Proportional to 203,471.24, 304,897.02 and 103,481.60

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Solution

The fourth proportional to 203,471.24, 304,897.02 and 103,481.60 is: 155,064.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,471.24 : 304,897.02 = 103,481.60 : x
  2. Step 2: Convert to fraction form
    203,471.24/304,897.02 = 103,481.60/x
  3. Step 3: Cross multiply
    203,471.24x = 304,897.02 × 103,481.60
  4. Step 4: Simplify right side
    203,471.24x = 31,551,231,464.83
  5. Step 5: Solve for x
    x = 31,551,231,464.83/203,471.24
  6. Step 6: Final answer
    x = 155,064.82

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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.