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Finding the Fourth Proportional to 126,261, 174,243.83 and 69,676.02

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Solution

The fourth proportional to 126,261, 174,243.83 and 69,676.02 is: 96,154.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,261 : 174,243.83 = 69,676.02 : x
  2. Step 2: Convert to fraction form
    126,261/174,243.83 = 69,676.02/x
  3. Step 3: Cross multiply
    126,261x = 174,243.83 × 69,676.02
  4. Step 4: Simplify right side
    126,261x = 12,140,616,235.58
  5. Step 5: Solve for x
    x = 12,140,616,235.58/126,261
  6. Step 6: Final answer
    x = 96,154.92

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