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Finding the Fourth Proportional to 182,123.61, 273,029.60 and 69,884.38

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Solution

The fourth proportional to 182,123.61, 273,029.60 and 69,884.38 is: 104,766.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,123.61 : 273,029.60 = 69,884.38 : x
  2. Step 2: Convert to fraction form
    182,123.61/273,029.60 = 69,884.38/x
  3. Step 3: Cross multiply
    182,123.61x = 273,029.60 × 69,884.38
  4. Step 4: Simplify right side
    182,123.61x = 19,080,502,603.08
  5. Step 5: Solve for x
    x = 19,080,502,603.08/182,123.61
  6. Step 6: Final answer
    x = 104,766.77

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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.