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Finding the Fourth Proportional to 237,800.88, 356,662.44 and 71,550

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Solution

The fourth proportional to 237,800.88, 356,662.44 and 71,550 is: 107,313.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,800.88 : 356,662.44 = 71,550 : x
  2. Step 2: Convert to fraction form
    237,800.88/356,662.44 = 71,550/x
  3. Step 3: Cross multiply
    237,800.88x = 356,662.44 × 71,550
  4. Step 4: Simplify right side
    237,800.88x = 25,519,197,582
  5. Step 5: Solve for x
    x = 25,519,197,582/237,800.88
  6. Step 6: Final answer
    x = 107,313.30

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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.