Home / 164,091.80-246,137.70-89,442.20

Finding the Fourth Proportional to 164,091.80, 246,137.70 and 89,442.20

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Solution

The fourth proportional to 164,091.80, 246,137.70 and 89,442.20 is: 134,163.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,091.80 : 246,137.70 = 89,442.20 : x
  2. Step 2: Convert to fraction form
    164,091.80/246,137.70 = 89,442.20/x
  3. Step 3: Cross multiply
    164,091.80x = 246,137.70 × 89,442.20
  4. Step 4: Simplify right side
    164,091.80x = 22,015,097,390.94
  5. Step 5: Solve for x
    x = 22,015,097,390.94/164,091.80
  6. Step 6: Final answer
    x = 134,163.30

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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.