Home / 61,220.17-91,858.50-27,950.43

Finding the Fourth Proportional to 61,220.17, 91,858.50 and 27,950.43

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Solution

The fourth proportional to 61,220.17, 91,858.50 and 27,950.43 is: 41,938.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,220.17 : 91,858.50 = 27,950.43 : x
  2. Step 2: Convert to fraction form
    61,220.17/91,858.50 = 27,950.43/x
  3. Step 3: Cross multiply
    61,220.17x = 91,858.50 × 27,950.43
  4. Step 4: Simplify right side
    61,220.17x = 2,567,484,574.16
  5. Step 5: Solve for x
    x = 2,567,484,574.16/61,220.17
  6. Step 6: Final answer
    x = 41,938.54

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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.