Home / 54,189.64-81,254.76-16,739.56

Finding the Fourth Proportional to 54,189.64, 81,254.76 and 16,739.56

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Solution

The fourth proportional to 54,189.64, 81,254.76 and 16,739.56 is: 25,100.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,189.64 : 81,254.76 = 16,739.56 : x
  2. Step 2: Convert to fraction form
    54,189.64/81,254.76 = 16,739.56/x
  3. Step 3: Cross multiply
    54,189.64x = 81,254.76 × 16,739.56
  4. Step 4: Simplify right side
    54,189.64x = 1,360,168,930.31
  5. Step 5: Solve for x
    x = 1,360,168,930.31/54,189.64
  6. Step 6: Final answer
    x = 25,100.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.