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Finding the Fourth Proportional to 367,036.14, 550,488.39 and 100,761.60

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Solution

The fourth proportional to 367,036.14, 550,488.39 and 100,761.60 is: 151,124.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,036.14 : 550,488.39 = 100,761.60 : x
  2. Step 2: Convert to fraction form
    367,036.14/550,488.39 = 100,761.60/x
  3. Step 3: Cross multiply
    367,036.14x = 550,488.39 × 100,761.60
  4. Step 4: Simplify right side
    367,036.14x = 55,468,090,957.82
  5. Step 5: Solve for x
    x = 55,468,090,957.82/367,036.14
  6. Step 6: Final answer
    x = 151,124.33

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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.