Home / 106,699.44-147,313.87-68,475.46

Finding the Fourth Proportional to 106,699.44, 147,313.87 and 68,475.46

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Solution

The fourth proportional to 106,699.44, 147,313.87 and 68,475.46 is: 94,540.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,699.44 : 147,313.87 = 68,475.46 : x
  2. Step 2: Convert to fraction form
    106,699.44/147,313.87 = 68,475.46/x
  3. Step 3: Cross multiply
    106,699.44x = 147,313.87 × 68,475.46
  4. Step 4: Simplify right side
    106,699.44x = 10,087,385,611.59
  5. Step 5: Solve for x
    x = 10,087,385,611.59/106,699.44
  6. Step 6: Final answer
    x = 94,540.19

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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.