Home / 54,605.08-75,357.44-30,733.30

Finding the Fourth Proportional to 54,605.08, 75,357.44 and 30,733.30

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Solution

The fourth proportional to 54,605.08, 75,357.44 and 30,733.30 is: 42,413.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,605.08 : 75,357.44 = 30,733.30 : x
  2. Step 2: Convert to fraction form
    54,605.08/75,357.44 = 30,733.30/x
  3. Step 3: Cross multiply
    54,605.08x = 75,357.44 × 30,733.30
  4. Step 4: Simplify right side
    54,605.08x = 2,315,982,810.75
  5. Step 5: Solve for x
    x = 2,315,982,810.75/54,605.08
  6. Step 6: Final answer
    x = 42,413.32

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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.