Home / 68,851.09-103,144.95-46,555.03

Finding the Fourth Proportional to 68,851.09, 103,144.95 and 46,555.03

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Solution

The fourth proportional to 68,851.09, 103,144.95 and 46,555.03 is: 69,743.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,851.09 : 103,144.95 = 46,555.03 : x
  2. Step 2: Convert to fraction form
    68,851.09/103,144.95 = 46,555.03/x
  3. Step 3: Cross multiply
    68,851.09x = 103,144.95 × 46,555.03
  4. Step 4: Simplify right side
    68,851.09x = 4,801,916,241.60
  5. Step 5: Solve for x
    x = 4,801,916,241.60/68,851.09
  6. Step 6: Final answer
    x = 69,743.50

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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.