Home / 122,706.28-184,025.39-77,698.36

Finding the Fourth Proportional to 122,706.28, 184,025.39 and 77,698.36

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Solution

The fourth proportional to 122,706.28, 184,025.39 and 77,698.36 is: 116,525.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,706.28 : 184,025.39 = 77,698.36 : x
  2. Step 2: Convert to fraction form
    122,706.28/184,025.39 = 77,698.36/x
  3. Step 3: Cross multiply
    122,706.28x = 184,025.39 × 77,698.36
  4. Step 4: Simplify right side
    122,706.28x = 14,298,470,735.54
  5. Step 5: Solve for x
    x = 14,298,470,735.54/122,706.28
  6. Step 6: Final answer
    x = 116,525.99

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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.