Home / 66,604.16-91,912.67-36,388.83

Finding the Fourth Proportional to 66,604.16, 91,912.67 and 36,388.83

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Solution

The fourth proportional to 66,604.16, 91,912.67 and 36,388.83 is: 50,216.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,604.16 : 91,912.67 = 36,388.83 : x
  2. Step 2: Convert to fraction form
    66,604.16/91,912.67 = 36,388.83/x
  3. Step 3: Cross multiply
    66,604.16x = 91,912.67 × 36,388.83
  4. Step 4: Simplify right side
    66,604.16x = 3,344,594,667.82
  5. Step 5: Solve for x
    x = 3,344,594,667.82/66,604.16
  6. Step 6: Final answer
    x = 50,216.00

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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.