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Finding the Fourth Proportional to 61,833.73, 85,343.30 and 34,977.37

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Solution

The fourth proportional to 61,833.73, 85,343.30 and 34,977.37 is: 48,275.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,833.73 : 85,343.30 = 34,977.37 : x
  2. Step 2: Convert to fraction form
    61,833.73/85,343.30 = 34,977.37/x
  3. Step 3: Cross multiply
    61,833.73x = 85,343.30 × 34,977.37
  4. Step 4: Simplify right side
    61,833.73x = 2,985,084,181.12
  5. Step 5: Solve for x
    x = 2,985,084,181.12/61,833.73
  6. Step 6: Final answer
    x = 48,275.98

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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.