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Finding the Fourth Proportional to 151,993.80, 228,072.78 and 63,308.52

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Solution

The fourth proportional to 151,993.80, 228,072.78 and 63,308.52 is: 94,996.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,993.80 : 228,072.78 = 63,308.52 : x
  2. Step 2: Convert to fraction form
    151,993.80/228,072.78 = 63,308.52/x
  3. Step 3: Cross multiply
    151,993.80x = 228,072.78 × 63,308.52
  4. Step 4: Simplify right side
    151,993.80x = 14,438,950,154.09
  5. Step 5: Solve for x
    x = 14,438,950,154.09/151,993.80
  6. Step 6: Final answer
    x = 94,996.97

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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.