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Finding the Fourth Proportional to 68,207.83, 94,123.06 and 37,579.91

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Solution

The fourth proportional to 68,207.83, 94,123.06 and 37,579.91 is: 51,858.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,207.83 : 94,123.06 = 37,579.91 : x
  2. Step 2: Convert to fraction form
    68,207.83/94,123.06 = 37,579.91/x
  3. Step 3: Cross multiply
    68,207.83x = 94,123.06 × 37,579.91
  4. Step 4: Simplify right side
    68,207.83x = 3,537,136,265.08
  5. Step 5: Solve for x
    x = 3,537,136,265.08/68,207.83
  6. Step 6: Final answer
    x = 51,858.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.