Home / 66,163.16-99,372.39-56,696.94

Finding the Fourth Proportional to 66,163.16, 99,372.39 and 56,696.94

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Solution

The fourth proportional to 66,163.16, 99,372.39 and 56,696.94 is: 85,154.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,163.16 : 99,372.39 = 56,696.94 : x
  2. Step 2: Convert to fraction form
    66,163.16/99,372.39 = 56,696.94/x
  3. Step 3: Cross multiply
    66,163.16x = 99,372.39 × 56,696.94
  4. Step 4: Simplify right side
    66,163.16x = 5,634,110,433.49
  5. Step 5: Solve for x
    x = 5,634,110,433.49/66,163.16
  6. Step 6: Final answer
    x = 85,154.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.