Home / 203,415.60-304,901.73-173,743.41

Finding the Fourth Proportional to 203,415.60, 304,901.73 and 173,743.41

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Solution

The fourth proportional to 203,415.60, 304,901.73 and 173,743.41 is: 260,425.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,415.60 : 304,901.73 = 173,743.41 : x
  2. Step 2: Convert to fraction form
    203,415.60/304,901.73 = 173,743.41/x
  3. Step 3: Cross multiply
    203,415.60x = 304,901.73 × 173,743.41
  4. Step 4: Simplify right side
    203,415.60x = 52,974,666,285.10
  5. Step 5: Solve for x
    x = 52,974,666,285.10/203,415.60
  6. Step 6: Final answer
    x = 260,425.78

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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.