Home / 111,360.13-166,960.83-52,163.50

Finding the Fourth Proportional to 111,360.13, 166,960.83 and 52,163.50

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Solution

The fourth proportional to 111,360.13, 166,960.83 and 52,163.50 is: 78,208.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,360.13 : 166,960.83 = 52,163.50 : x
  2. Step 2: Convert to fraction form
    111,360.13/166,960.83 = 52,163.50/x
  3. Step 3: Cross multiply
    111,360.13x = 166,960.83 × 52,163.50
  4. Step 4: Simplify right side
    111,360.13x = 8,709,261,255.71
  5. Step 5: Solve for x
    x = 8,709,261,255.71/111,360.13
  6. Step 6: Final answer
    x = 78,208.07

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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.