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Finding the Fourth Proportional to 61,395.95, 92,093.93 and 21,950.69

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Solution

The fourth proportional to 61,395.95, 92,093.93 and 21,950.69 is: 32,926.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,395.95 : 92,093.93 = 21,950.69 : x
  2. Step 2: Convert to fraction form
    61,395.95/92,093.93 = 21,950.69/x
  3. Step 3: Cross multiply
    61,395.95x = 92,093.93 × 21,950.69
  4. Step 4: Simplify right side
    61,395.95x = 2,021,524,738.09
  5. Step 5: Solve for x
    x = 2,021,524,738.09/61,395.95
  6. Step 6: Final answer
    x = 32,926.03

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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.