Home / 74,029-111,092.70-34,589.18

Finding the Fourth Proportional to 74,029, 111,092.70 and 34,589.18

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Solution

The fourth proportional to 74,029, 111,092.70 and 34,589.18 is: 51,906.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,029 : 111,092.70 = 34,589.18 : x
  2. Step 2: Convert to fraction form
    74,029/111,092.70 = 34,589.18/x
  3. Step 3: Cross multiply
    74,029x = 111,092.70 × 34,589.18
  4. Step 4: Simplify right side
    74,029x = 3,842,605,396.99
  5. Step 5: Solve for x
    x = 3,842,605,396.99/74,029
  6. Step 6: Final answer
    x = 51,906.76

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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.