Home / 74,198.94-111,334.95-34,749.24

Finding the Fourth Proportional to 74,198.94, 111,334.95 and 34,749.24

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Solution

The fourth proportional to 74,198.94, 111,334.95 and 34,749.24 is: 52,140.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,198.94 : 111,334.95 = 34,749.24 : x
  2. Step 2: Convert to fraction form
    74,198.94/111,334.95 = 34,749.24/x
  3. Step 3: Cross multiply
    74,198.94x = 111,334.95 × 34,749.24
  4. Step 4: Simplify right side
    74,198.94x = 3,868,804,897.94
  5. Step 5: Solve for x
    x = 3,868,804,897.94/74,198.94
  6. Step 6: Final answer
    x = 52,140.97

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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.