Home / 164,611.80-246,917.70-89,962.20

Finding the Fourth Proportional to 164,611.80, 246,917.70 and 89,962.20

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Solution

The fourth proportional to 164,611.80, 246,917.70 and 89,962.20 is: 134,943.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,611.80 : 246,917.70 = 89,962.20 : x
  2. Step 2: Convert to fraction form
    164,611.80/246,917.70 = 89,962.20/x
  3. Step 3: Cross multiply
    164,611.80x = 246,917.70 × 89,962.20
  4. Step 4: Simplify right side
    164,611.80x = 22,213,259,510.94
  5. Step 5: Solve for x
    x = 22,213,259,510.94/164,611.80
  6. Step 6: Final answer
    x = 134,943.30

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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.