Home / 94,198.94-129,994.14-53,912.50

Finding the Fourth Proportional to 94,198.94, 129,994.14 and 53,912.50

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Solution

The fourth proportional to 94,198.94, 129,994.14 and 53,912.50 is: 74,399.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,198.94 : 129,994.14 = 53,912.50 : x
  2. Step 2: Convert to fraction form
    94,198.94/129,994.14 = 53,912.50/x
  3. Step 3: Cross multiply
    94,198.94x = 129,994.14 × 53,912.50
  4. Step 4: Simplify right side
    94,198.94x = 7,008,309,072.75
  5. Step 5: Solve for x
    x = 7,008,309,072.75/94,198.94
  6. Step 6: Final answer
    x = 74,399.02

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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.