Home / 43,247.48-64,441.31-38,531.25

Finding the Fourth Proportional to 43,247.48, 64,441.31 and 38,531.25

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Solution

The fourth proportional to 43,247.48, 64,441.31 and 38,531.25 is: 57,413.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,247.48 : 64,441.31 = 38,531.25 : x
  2. Step 2: Convert to fraction form
    43,247.48/64,441.31 = 38,531.25/x
  3. Step 3: Cross multiply
    43,247.48x = 64,441.31 × 38,531.25
  4. Step 4: Simplify right side
    43,247.48x = 2,483,004,033.28
  5. Step 5: Solve for x
    x = 2,483,004,033.28/43,247.48
  6. Step 6: Final answer
    x = 57,413.85

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.