Home / 68,692.06-94,796.24-38,477.12

Finding the Fourth Proportional to 68,692.06, 94,796.24 and 38,477.12

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Solution

The fourth proportional to 68,692.06, 94,796.24 and 38,477.12 is: 53,099.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,692.06 : 94,796.24 = 38,477.12 : x
  2. Step 2: Convert to fraction form
    68,692.06/94,796.24 = 38,477.12/x
  3. Step 3: Cross multiply
    68,692.06x = 94,796.24 × 38,477.12
  4. Step 4: Simplify right side
    68,692.06x = 3,647,486,302.03
  5. Step 5: Solve for x
    x = 3,647,486,302.03/68,692.06
  6. Step 6: Final answer
    x = 53,099.10

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1.5x scale

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.