Home / 123,052.77-169,811.82-68,604.29

Finding the Fourth Proportional to 123,052.77, 169,811.82 and 68,604.29

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Solution

The fourth proportional to 123,052.77, 169,811.82 and 68,604.29 is: 94,673.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,052.77 : 169,811.82 = 68,604.29 : x
  2. Step 2: Convert to fraction form
    123,052.77/169,811.82 = 68,604.29/x
  3. Step 3: Cross multiply
    123,052.77x = 169,811.82 × 68,604.29
  4. Step 4: Simplify right side
    123,052.77x = 11,649,819,417.09
  5. Step 5: Solve for x
    x = 11,649,819,417.09/123,052.77
  6. Step 6: Final answer
    x = 94,673.36

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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.