Home / 54,019.56-74,550.74-30,150.89

Finding the Fourth Proportional to 54,019.56, 74,550.74 and 30,150.89

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Solution

The fourth proportional to 54,019.56, 74,550.74 and 30,150.89 is: 41,610.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,019.56 : 74,550.74 = 30,150.89 : x
  2. Step 2: Convert to fraction form
    54,019.56/74,550.74 = 30,150.89/x
  3. Step 3: Cross multiply
    54,019.56x = 74,550.74 × 30,150.89
  4. Step 4: Simplify right side
    54,019.56x = 2,247,770,637.65
  5. Step 5: Solve for x
    x = 2,247,770,637.65/54,019.56
  6. Step 6: Final answer
    x = 41,610.31

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1.5x scale

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.