Home / 68,660.29-103,029.36-37,069.93

Finding the Fourth Proportional to 68,660.29, 103,029.36 and 37,069.93

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Solution

The fourth proportional to 68,660.29, 103,029.36 and 37,069.93 is: 55,625.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,660.29 : 103,029.36 = 37,069.93 : x
  2. Step 2: Convert to fraction form
    68,660.29/103,029.36 = 37,069.93/x
  3. Step 3: Cross multiply
    68,660.29x = 103,029.36 × 37,069.93
  4. Step 4: Simplify right side
    68,660.29x = 3,819,291,163.14
  5. Step 5: Solve for x
    x = 3,819,291,163.14/68,660.29
  6. Step 6: Final answer
    x = 55,625.91

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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.