Home / 106,265.33-159,415.25-31,393.01

Finding the Fourth Proportional to 106,265.33, 159,415.25 and 31,393.01

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Solution

The fourth proportional to 106,265.33, 159,415.25 and 31,393.01 is: 47,094.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,265.33 : 159,415.25 = 31,393.01 : x
  2. Step 2: Convert to fraction form
    106,265.33/159,415.25 = 31,393.01/x
  3. Step 3: Cross multiply
    106,265.33x = 159,415.25 × 31,393.01
  4. Step 4: Simplify right side
    106,265.33x = 5,004,523,583.36
  5. Step 5: Solve for x
    x = 5,004,523,583.36/106,265.33
  6. Step 6: Final answer
    x = 47,094.61

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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.