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Finding the Fourth Proportional to 203,129.37, 304,693.68 and 60,974.51

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Solution

The fourth proportional to 203,129.37, 304,693.68 and 60,974.51 is: 91,461.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,129.37 : 304,693.68 = 60,974.51 : x
  2. Step 2: Convert to fraction form
    203,129.37/304,693.68 = 60,974.51/x
  3. Step 3: Cross multiply
    203,129.37x = 304,693.68 × 60,974.51
  4. Step 4: Simplify right side
    203,129.37x = 18,578,546,543.28
  5. Step 5: Solve for x
    x = 18,578,546,543.28/203,129.37
  6. Step 6: Final answer
    x = 91,461.65

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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.