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Finding the Fourth Proportional to 179,729.94, 269,626.62 and 61,373.54

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Solution

The fourth proportional to 179,729.94, 269,626.62 and 61,373.54 is: 92,071.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,729.94 : 269,626.62 = 61,373.54 : x
  2. Step 2: Convert to fraction form
    179,729.94/269,626.62 = 61,373.54/x
  3. Step 3: Cross multiply
    179,729.94x = 269,626.62 × 61,373.54
  4. Step 4: Simplify right side
    179,729.94x = 16,547,940,147.63
  5. Step 5: Solve for x
    x = 16,547,940,147.63/179,729.94
  6. Step 6: Final answer
    x = 92,071.14

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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.