Home / 156,163.71-233,889.91-122,217.98

Finding the Fourth Proportional to 156,163.71, 233,889.91 and 122,217.98

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Solution

The fourth proportional to 156,163.71, 233,889.91 and 122,217.98 is: 183,048.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,163.71 : 233,889.91 = 122,217.98 : x
  2. Step 2: Convert to fraction form
    156,163.71/233,889.91 = 122,217.98/x
  3. Step 3: Cross multiply
    156,163.71x = 233,889.91 × 122,217.98
  4. Step 4: Simplify right side
    156,163.71x = 28,585,550,867.59
  5. Step 5: Solve for x
    x = 28,585,550,867.59/156,163.71
  6. Step 6: Final answer
    x = 183,048.61

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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.