Home / 54,481.07-75,183.42-30,607.23

Finding the Fourth Proportional to 54,481.07, 75,183.42 and 30,607.23

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Solution

The fourth proportional to 54,481.07, 75,183.42 and 30,607.23 is: 42,237.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,481.07 : 75,183.42 = 30,607.23 : x
  2. Step 2: Convert to fraction form
    54,481.07/75,183.42 = 30,607.23/x
  3. Step 3: Cross multiply
    54,481.07x = 75,183.42 × 30,607.23
  4. Step 4: Simplify right side
    54,481.07x = 2,301,156,228.13
  5. Step 5: Solve for x
    x = 2,301,156,228.13/54,481.07
  6. Step 6: Final answer
    x = 42,237.72

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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.