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Finding the Fourth Proportional to 244,631.67, 367,002.72 and 86,860.14

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Solution

The fourth proportional to 244,631.67, 367,002.72 and 86,860.14 is: 130,309.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,631.67 : 367,002.72 = 86,860.14 : x
  2. Step 2: Convert to fraction form
    244,631.67/367,002.72 = 86,860.14/x
  3. Step 3: Cross multiply
    244,631.67x = 367,002.72 × 86,860.14
  4. Step 4: Simplify right side
    244,631.67x = 31,877,907,639.58
  5. Step 5: Solve for x
    x = 31,877,907,639.58/244,631.67
  6. Step 6: Final answer
    x = 130,309.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.