Home / 106,591.72-146,850.66-101,615.08

Finding the Fourth Proportional to 106,591.72, 146,850.66 and 101,615.08

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Solution

The fourth proportional to 106,591.72, 146,850.66 and 101,615.08 is: 139,994.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,591.72 : 146,850.66 = 101,615.08 : x
  2. Step 2: Convert to fraction form
    106,591.72/146,850.66 = 101,615.08/x
  3. Step 3: Cross multiply
    106,591.72x = 146,850.66 × 101,615.08
  4. Step 4: Simplify right side
    106,591.72x = 14,922,241,563.95
  5. Step 5: Solve for x
    x = 14,922,241,563.95/106,591.72
  6. Step 6: Final answer
    x = 139,994.38

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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.