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Finding the Fourth Proportional to 108,624.58, 149,893.73 and 60,868.73

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Solution

The fourth proportional to 108,624.58, 149,893.73 and 60,868.73 is: 83,994.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,624.58 : 149,893.73 = 60,868.73 : x
  2. Step 2: Convert to fraction form
    108,624.58/149,893.73 = 60,868.73/x
  3. Step 3: Cross multiply
    108,624.58x = 149,893.73 × 60,868.73
  4. Step 4: Simplify right side
    108,624.58x = 9,123,840,980.06
  5. Step 5: Solve for x
    x = 9,123,840,980.06/108,624.58
  6. Step 6: Final answer
    x = 83,994.26

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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.