Home / 106,360.80-159,496.09-39,754.34

Finding the Fourth Proportional to 106,360.80, 159,496.09 and 39,754.34

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Solution

The fourth proportional to 106,360.80, 159,496.09 and 39,754.34 is: 59,614.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,360.80 : 159,496.09 = 39,754.34 : x
  2. Step 2: Convert to fraction form
    106,360.80/159,496.09 = 39,754.34/x
  3. Step 3: Cross multiply
    106,360.80x = 159,496.09 × 39,754.34
  4. Step 4: Simplify right side
    106,360.80x = 6,340,662,388.94
  5. Step 5: Solve for x
    x = 6,340,662,388.94/106,360.80
  6. Step 6: Final answer
    x = 59,614.66

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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.