Home / 66,219.41-91,382.39-37,544.50

Finding the Fourth Proportional to 66,219.41, 91,382.39 and 37,544.50

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Solution

The fourth proportional to 66,219.41, 91,382.39 and 37,544.50 is: 51,811.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,219.41 : 91,382.39 = 37,544.50 : x
  2. Step 2: Convert to fraction form
    66,219.41/91,382.39 = 37,544.50/x
  3. Step 3: Cross multiply
    66,219.41x = 91,382.39 × 37,544.50
  4. Step 4: Simplify right side
    66,219.41x = 3,430,906,141.36
  5. Step 5: Solve for x
    x = 3,430,906,141.36/66,219.41
  6. Step 6: Final answer
    x = 51,811.19

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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.