Home / 164,826.90-246,912.30-89,812.80

Finding the Fourth Proportional to 164,826.90, 246,912.30 and 89,812.80

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Solution

The fourth proportional to 164,826.90, 246,912.30 and 89,812.80 is: 134,540.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,826.90 : 246,912.30 = 89,812.80 : x
  2. Step 2: Convert to fraction form
    164,826.90/246,912.30 = 89,812.80/x
  3. Step 3: Cross multiply
    164,826.90x = 246,912.30 × 89,812.80
  4. Step 4: Simplify right side
    164,826.90x = 22,175,885,017.44
  5. Step 5: Solve for x
    x = 22,175,885,017.44/164,826.90
  6. Step 6: Final answer
    x = 134,540.45

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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.