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Finding the Fourth Proportional to 237,450.66, 356,080.29 and 85,604.51

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Solution

The fourth proportional to 237,450.66, 356,080.29 and 85,604.51 is: 128,372.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,450.66 : 356,080.29 = 85,604.51 : x
  2. Step 2: Convert to fraction form
    237,450.66/356,080.29 = 85,604.51/x
  3. Step 3: Cross multiply
    237,450.66x = 356,080.29 × 85,604.51
  4. Step 4: Simplify right side
    237,450.66x = 30,482,076,965.71
  5. Step 5: Solve for x
    x = 30,482,076,965.71/237,450.66
  6. Step 6: Final answer
    x = 128,372.26

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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.