Home / 61,270.56-91,924.29-21,822.54

Finding the Fourth Proportional to 61,270.56, 91,924.29 and 21,822.54

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Solution

The fourth proportional to 61,270.56, 91,924.29 and 21,822.54 is: 32,740.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,270.56 : 91,924.29 = 21,822.54 : x
  2. Step 2: Convert to fraction form
    61,270.56/91,924.29 = 21,822.54/x
  3. Step 3: Cross multiply
    61,270.56x = 91,924.29 × 21,822.54
  4. Step 4: Simplify right side
    61,270.56x = 2,006,021,495.50
  5. Step 5: Solve for x
    x = 2,006,021,495.50/61,270.56
  6. Step 6: Final answer
    x = 32,740.38

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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.