Home / 54,090.24-74,644.38-30,216.96

Finding the Fourth Proportional to 54,090.24, 74,644.38 and 30,216.96

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Solution

The fourth proportional to 54,090.24, 74,644.38 and 30,216.96 is: 41,699.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,090.24 : 74,644.38 = 30,216.96 : x
  2. Step 2: Convert to fraction form
    54,090.24/74,644.38 = 30,216.96/x
  3. Step 3: Cross multiply
    54,090.24x = 74,644.38 × 30,216.96
  4. Step 4: Simplify right side
    54,090.24x = 2,255,526,244.68
  5. Step 5: Solve for x
    x = 2,255,526,244.68/54,090.24
  6. Step 6: Final answer
    x = 41,699.32

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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.