Home / 106,184.68-159,181.98-43,815.40

Finding the Fourth Proportional to 106,184.68, 159,181.98 and 43,815.40

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Solution

The fourth proportional to 106,184.68, 159,181.98 and 43,815.40 is: 65,683.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,184.68 : 159,181.98 = 43,815.40 : x
  2. Step 2: Convert to fraction form
    106,184.68/159,181.98 = 43,815.40/x
  3. Step 3: Cross multiply
    106,184.68x = 159,181.98 × 43,815.40
  4. Step 4: Simplify right side
    106,184.68x = 6,974,622,126.49
  5. Step 5: Solve for x
    x = 6,974,622,126.49/106,184.68
  6. Step 6: Final answer
    x = 65,683.88

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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.