Home / 54,081.56-81,007.32-25,960.16

Finding the Fourth Proportional to 54,081.56, 81,007.32 and 25,960.16

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Solution

The fourth proportional to 54,081.56, 81,007.32 and 25,960.16 is: 38,885.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,081.56 : 81,007.32 = 25,960.16 : x
  2. Step 2: Convert to fraction form
    54,081.56/81,007.32 = 25,960.16/x
  3. Step 3: Cross multiply
    54,081.56x = 81,007.32 × 25,960.16
  4. Step 4: Simplify right side
    54,081.56x = 2,102,962,988.37
  5. Step 5: Solve for x
    x = 2,102,962,988.37/54,081.56
  6. Step 6: Final answer
    x = 38,885.03

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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.