Home / 68,850.09-103,143.45-46,554.03

Finding the Fourth Proportional to 68,850.09, 103,143.45 and 46,554.03

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Solution

The fourth proportional to 68,850.09, 103,143.45 and 46,554.03 is: 69,742.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,850.09 : 103,143.45 = 46,554.03 : x
  2. Step 2: Convert to fraction form
    68,850.09/103,143.45 = 46,554.03/x
  3. Step 3: Cross multiply
    68,850.09x = 103,143.45 × 46,554.03
  4. Step 4: Simplify right side
    68,850.09x = 4,801,743,265.60
  5. Step 5: Solve for x
    x = 4,801,743,265.60/68,850.09
  6. Step 6: Final answer
    x = 69,742.00

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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.