Home / 106,961.22-147,607.65-59,215.37

Finding the Fourth Proportional to 106,961.22, 147,607.65 and 59,215.37

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Solution

The fourth proportional to 106,961.22, 147,607.65 and 59,215.37 is: 81,717.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,961.22 : 147,607.65 = 59,215.37 : x
  2. Step 2: Convert to fraction form
    106,961.22/147,607.65 = 59,215.37/x
  3. Step 3: Cross multiply
    106,961.22x = 147,607.65 × 59,215.37
  4. Step 4: Simplify right side
    106,961.22x = 8,740,640,871.54
  5. Step 5: Solve for x
    x = 8,740,640,871.54/106,961.22
  6. Step 6: Final answer
    x = 81,717.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.