Home / 54,811.83-75,589-36,382.35

Finding the Fourth Proportional to 54,811.83, 75,589 and 36,382.35

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Solution

The fourth proportional to 54,811.83, 75,589 and 36,382.35 is: 50,173.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,811.83 : 75,589 = 36,382.35 : x
  2. Step 2: Convert to fraction form
    54,811.83/75,589 = 36,382.35/x
  3. Step 3: Cross multiply
    54,811.83x = 75,589 × 36,382.35
  4. Step 4: Simplify right side
    54,811.83x = 2,750,105,454.15
  5. Step 5: Solve for x
    x = 2,750,105,454.15/54,811.83
  6. Step 6: Final answer
    x = 50,173.57

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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.