Home / 66,377.17-91,601.57-36,163.93

Finding the Fourth Proportional to 66,377.17, 91,601.57 and 36,163.93

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Solution

The fourth proportional to 66,377.17, 91,601.57 and 36,163.93 is: 49,906.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,377.17 : 91,601.57 = 36,163.93 : x
  2. Step 2: Convert to fraction form
    66,377.17/91,601.57 = 36,163.93/x
  3. Step 3: Cross multiply
    66,377.17x = 91,601.57 × 36,163.93
  4. Step 4: Simplify right side
    66,377.17x = 3,312,672,765.37
  5. Step 5: Solve for x
    x = 3,312,672,765.37/66,377.17
  6. Step 6: Final answer
    x = 49,906.81

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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.