Home / 74,900.16-103,351.68-43,057.44

Finding the Fourth Proportional to 74,900.16, 103,351.68 and 43,057.44

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Solution

The fourth proportional to 74,900.16, 103,351.68 and 43,057.44 is: 59,413.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,900.16 : 103,351.68 = 43,057.44 : x
  2. Step 2: Convert to fraction form
    74,900.16/103,351.68 = 43,057.44/x
  3. Step 3: Cross multiply
    74,900.16x = 103,351.68 × 43,057.44
  4. Step 4: Simplify right side
    74,900.16x = 4,450,058,760.50
  5. Step 5: Solve for x
    x = 4,450,058,760.50/74,900.16
  6. Step 6: Final answer
    x = 59,413.21

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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.