Home / 54,219.32-74,822.66-30,346.00

Finding the Fourth Proportional to 54,219.32, 74,822.66 and 30,346.00

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Solution

The fourth proportional to 54,219.32, 74,822.66 and 30,346.00 is: 41,877.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,219.32 : 74,822.66 = 30,346.00 : x
  2. Step 2: Convert to fraction form
    54,219.32/74,822.66 = 30,346.00/x
  3. Step 3: Cross multiply
    54,219.32x = 74,822.66 × 30,346.00
  4. Step 4: Simplify right side
    54,219.32x = 2,270,568,215.37
  5. Step 5: Solve for x
    x = 2,270,568,215.37/54,219.32
  6. Step 6: Final answer
    x = 41,877.47

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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.