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Finding the Fourth Proportional to 106,249.96, 146,628.58 and 58,506.60

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Solution

The fourth proportional to 106,249.96, 146,628.58 and 58,506.60 is: 80,741.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,249.96 : 146,628.58 = 58,506.60 : x
  2. Step 2: Convert to fraction form
    106,249.96/146,628.58 = 58,506.60/x
  3. Step 3: Cross multiply
    106,249.96x = 146,628.58 × 58,506.60
  4. Step 4: Simplify right side
    106,249.96x = 8,578,739,678.63
  5. Step 5: Solve for x
    x = 8,578,739,678.63/106,249.96
  6. Step 6: Final answer
    x = 80,741.11

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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.