Home / 40,972.05-61,419.69-22,224.60

Finding the Fourth Proportional to 40,972.05, 61,419.69 and 22,224.60

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Solution

The fourth proportional to 40,972.05, 61,419.69 and 22,224.60 is: 33,316.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,972.05 : 61,419.69 = 22,224.60 : x
  2. Step 2: Convert to fraction form
    40,972.05/61,419.69 = 22,224.60/x
  3. Step 3: Cross multiply
    40,972.05x = 61,419.69 × 22,224.60
  4. Step 4: Simplify right side
    40,972.05x = 1,365,028,042.37
  5. Step 5: Solve for x
    x = 1,365,028,042.37/40,972.05
  6. Step 6: Final answer
    x = 33,316.08

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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.