Home / 122,252.27-168,708.02-68,537.30

Finding the Fourth Proportional to 122,252.27, 168,708.02 and 68,537.30

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Solution

The fourth proportional to 122,252.27, 168,708.02 and 68,537.30 is: 94,581.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,252.27 : 168,708.02 = 68,537.30 : x
  2. Step 2: Convert to fraction form
    122,252.27/168,708.02 = 68,537.30/x
  3. Step 3: Cross multiply
    122,252.27x = 168,708.02 × 68,537.30
  4. Step 4: Simplify right side
    122,252.27x = 11,562,792,179.15
  5. Step 5: Solve for x
    x = 11,562,792,179.15/122,252.27
  6. Step 6: Final answer
    x = 94,581.41

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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.