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Finding the Fourth Proportional to 79,341.98, 119,007.24 and 37,231.64

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Solution

The fourth proportional to 79,341.98, 119,007.24 and 37,231.64 is: 55,844.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,341.98 : 119,007.24 = 37,231.64 : x
  2. Step 2: Convert to fraction form
    79,341.98/119,007.24 = 37,231.64/x
  3. Step 3: Cross multiply
    79,341.98x = 119,007.24 × 37,231.64
  4. Step 4: Simplify right side
    79,341.98x = 4,430,834,717.07
  5. Step 5: Solve for x
    x = 4,430,834,717.07/79,341.98
  6. Step 6: Final answer
    x = 55,844.77

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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.