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Finding the Fourth Proportional to 62,779.95, 86,597.96 and 37,269

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Solution

The fourth proportional to 62,779.95, 86,597.96 and 37,269 is: 51,408.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,779.95 : 86,597.96 = 37,269 : x
  2. Step 2: Convert to fraction form
    62,779.95/86,597.96 = 37,269/x
  3. Step 3: Cross multiply
    62,779.95x = 86,597.96 × 37,269
  4. Step 4: Simplify right side
    62,779.95x = 3,227,419,184.90
  5. Step 5: Solve for x
    x = 3,227,419,184.90/62,779.95
  6. Step 6: Final answer
    x = 51,408.44

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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.