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Finding the Fourth Proportional to 67,797.90, 101,721.24 and 23,429.13

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Solution

The fourth proportional to 67,797.90, 101,721.24 and 23,429.13 is: 35,152.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,797.90 : 101,721.24 = 23,429.13 : x
  2. Step 2: Convert to fraction form
    67,797.90/101,721.24 = 23,429.13/x
  3. Step 3: Cross multiply
    67,797.90x = 101,721.24 × 23,429.13
  4. Step 4: Simplify right side
    67,797.90x = 2,383,240,155.72
  5. Step 5: Solve for x
    x = 2,383,240,155.72/67,797.90
  6. Step 6: Final answer
    x = 35,152.12

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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.