Home / 106,538.67-147,026.36-58,795.03

Finding the Fourth Proportional to 106,538.67, 147,026.36 and 58,795.03

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Solution

The fourth proportional to 106,538.67, 147,026.36 and 58,795.03 is: 81,138.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,538.67 : 147,026.36 = 58,795.03 : x
  2. Step 2: Convert to fraction form
    106,538.67/147,026.36 = 58,795.03/x
  3. Step 3: Cross multiply
    106,538.67x = 147,026.36 × 58,795.03
  4. Step 4: Simplify right side
    106,538.67x = 8,644,419,246.99
  5. Step 5: Solve for x
    x = 8,644,419,246.99/106,538.67
  6. Step 6: Final answer
    x = 81,138.79

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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.