Home / 66,614.19-91,933.97-36,404.12

Finding the Fourth Proportional to 66,614.19, 91,933.97 and 36,404.12

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Solution

The fourth proportional to 66,614.19, 91,933.97 and 36,404.12 is: 50,241.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,614.19 : 91,933.97 = 36,404.12 : x
  2. Step 2: Convert to fraction form
    66,614.19/91,933.97 = 36,404.12/x
  3. Step 3: Cross multiply
    66,614.19x = 91,933.97 × 36,404.12
  4. Step 4: Simplify right side
    66,614.19x = 3,346,774,634.27
  5. Step 5: Solve for x
    x = 3,346,774,634.27/66,614.19
  6. Step 6: Final answer
    x = 50,241.17

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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.