Home / 122,250.84-168,706.04-68,535.86

Finding the Fourth Proportional to 122,250.84, 168,706.04 and 68,535.86

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Solution

The fourth proportional to 122,250.84, 168,706.04 and 68,535.86 is: 94,579.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,250.84 : 168,706.04 = 68,535.86 : x
  2. Step 2: Convert to fraction form
    122,250.84/168,706.04 = 68,535.86/x
  3. Step 3: Cross multiply
    122,250.84x = 168,706.04 × 68,535.86
  4. Step 4: Simplify right side
    122,250.84x = 11,562,414,161.36
  5. Step 5: Solve for x
    x = 11,562,414,161.36/122,250.84
  6. Step 6: Final answer
    x = 94,579.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.