Home / 61,419.57-84,716.60-37,557.99

Finding the Fourth Proportional to 61,419.57, 84,716.60 and 37,557.99

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Solution

The fourth proportional to 61,419.57, 84,716.60 and 37,557.99 is: 51,804.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,419.57 : 84,716.60 = 37,557.99 : x
  2. Step 2: Convert to fraction form
    61,419.57/84,716.60 = 37,557.99/x
  3. Step 3: Cross multiply
    61,419.57x = 84,716.60 × 37,557.99
  4. Step 4: Simplify right side
    61,419.57x = 3,181,785,027.84
  5. Step 5: Solve for x
    x = 3,181,785,027.84/61,419.57
  6. Step 6: Final answer
    x = 51,804.09

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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.