Home / 29,113.77-43,640.35-19,754.62

Finding the Fourth Proportional to 29,113.77, 43,640.35 and 19,754.62

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Solution

The fourth proportional to 29,113.77, 43,640.35 and 19,754.62 is: 29,611.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,113.77 : 43,640.35 = 19,754.62 : x
  2. Step 2: Convert to fraction form
    29,113.77/43,640.35 = 19,754.62/x
  3. Step 3: Cross multiply
    29,113.77x = 43,640.35 × 19,754.62
  4. Step 4: Simplify right side
    29,113.77x = 862,098,530.92
  5. Step 5: Solve for x
    x = 862,098,530.92/29,113.77
  6. Step 6: Final answer
    x = 29,611.37

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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.