Home / 74,923.44-103,400.28-41,394.48

Finding the Fourth Proportional to 74,923.44, 103,400.28 and 41,394.48

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Solution

The fourth proportional to 74,923.44, 103,400.28 and 41,394.48 is: 57,127.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,923.44 : 103,400.28 = 41,394.48 : x
  2. Step 2: Convert to fraction form
    74,923.44/103,400.28 = 41,394.48/x
  3. Step 3: Cross multiply
    74,923.44x = 103,400.28 × 41,394.48
  4. Step 4: Simplify right side
    74,923.44x = 4,280,200,822.45
  5. Step 5: Solve for x
    x = 4,280,200,822.45/74,923.44
  6. Step 6: Final answer
    x = 57,127.66

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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.