Home / 103,850.43-143,361.39-60,823.94

Finding the Fourth Proportional to 103,850.43, 143,361.39 and 60,823.94

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Solution

The fourth proportional to 103,850.43, 143,361.39 and 60,823.94 is: 83,965.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,850.43 : 143,361.39 = 60,823.94 : x
  2. Step 2: Convert to fraction form
    103,850.43/143,361.39 = 60,823.94/x
  3. Step 3: Cross multiply
    103,850.43x = 143,361.39 × 60,823.94
  4. Step 4: Simplify right side
    103,850.43x = 8,719,804,498.16
  5. Step 5: Solve for x
    x = 8,719,804,498.16/103,850.43
  6. Step 6: Final answer
    x = 83,965.03

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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.