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Finding the Fourth Proportional to 237,804.88, 356,668.44 and 71,554

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Solution

The fourth proportional to 237,804.88, 356,668.44 and 71,554 is: 107,319.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,804.88 : 356,668.44 = 71,554 : x
  2. Step 2: Convert to fraction form
    237,804.88/356,668.44 = 71,554/x
  3. Step 3: Cross multiply
    237,804.88x = 356,668.44 × 71,554
  4. Step 4: Simplify right side
    237,804.88x = 25,521,053,555.76
  5. Step 5: Solve for x
    x = 25,521,053,555.76/237,804.88
  6. Step 6: Final answer
    x = 107,319.30

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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.