Home / 54,314.72-81,366.99-30,550.07

Finding the Fourth Proportional to 54,314.72, 81,366.99 and 30,550.07

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Solution

The fourth proportional to 54,314.72, 81,366.99 and 30,550.07 is: 45,766.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,314.72 : 81,366.99 = 30,550.07 : x
  2. Step 2: Convert to fraction form
    54,314.72/81,366.99 = 30,550.07/x
  3. Step 3: Cross multiply
    54,314.72x = 81,366.99 × 30,550.07
  4. Step 4: Simplify right side
    54,314.72x = 2,485,767,240.19
  5. Step 5: Solve for x
    x = 2,485,767,240.19/54,314.72
  6. Step 6: Final answer
    x = 45,766.00

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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.