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Finding the Fourth Proportional to 61,652.86, 85,071.82 and 37,441.23

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Solution

The fourth proportional to 61,652.86, 85,071.82 and 37,441.23 is: 51,663.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,652.86 : 85,071.82 = 37,441.23 : x
  2. Step 2: Convert to fraction form
    61,652.86/85,071.82 = 37,441.23/x
  3. Step 3: Cross multiply
    61,652.86x = 85,071.82 × 37,441.23
  4. Step 4: Simplify right side
    61,652.86x = 3,185,193,885.42
  5. Step 5: Solve for x
    x = 3,185,193,885.42/61,652.86
  6. Step 6: Final answer
    x = 51,663.36

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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.