Home / 66,861.11-92,267.78-36,646.36

Finding the Fourth Proportional to 66,861.11, 92,267.78 and 36,646.36

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Solution

The fourth proportional to 66,861.11, 92,267.78 and 36,646.36 is: 50,571.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,861.11 : 92,267.78 = 36,646.36 : x
  2. Step 2: Convert to fraction form
    66,861.11/92,267.78 = 36,646.36/x
  3. Step 3: Cross multiply
    66,861.11x = 92,267.78 × 36,646.36
  4. Step 4: Simplify right side
    66,861.11x = 3,381,277,918.51
  5. Step 5: Solve for x
    x = 3,381,277,918.51/66,861.11
  6. Step 6: Final answer
    x = 50,571.67

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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.