Home / 66,565.14-91,859.18-36,350.37

Finding the Fourth Proportional to 66,565.14, 91,859.18 and 36,350.37

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Solution

The fourth proportional to 66,565.14, 91,859.18 and 36,350.37 is: 50,163.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,565.14 : 91,859.18 = 36,350.37 : x
  2. Step 2: Convert to fraction form
    66,565.14/91,859.18 = 36,350.37/x
  3. Step 3: Cross multiply
    66,565.14x = 91,859.18 × 36,350.37
  4. Step 4: Simplify right side
    66,565.14x = 3,339,114,999.14
  5. Step 5: Solve for x
    x = 3,339,114,999.14/66,565.14
  6. Step 6: Final answer
    x = 50,163.12

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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.