Home / 106,163.81-159,196.29-61,803.25

Finding the Fourth Proportional to 106,163.81, 159,196.29 and 61,803.25

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Solution

The fourth proportional to 106,163.81, 159,196.29 and 61,803.25 is: 92,676.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,163.81 : 159,196.29 = 61,803.25 : x
  2. Step 2: Convert to fraction form
    106,163.81/159,196.29 = 61,803.25/x
  3. Step 3: Cross multiply
    106,163.81x = 159,196.29 × 61,803.25
  4. Step 4: Simplify right side
    106,163.81x = 9,838,848,375.67
  5. Step 5: Solve for x
    x = 9,838,848,375.67/106,163.81
  6. Step 6: Final answer
    x = 92,676.10

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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.