Home / 66,080.49-91,195.56-37,400.16

Finding the Fourth Proportional to 66,080.49, 91,195.56 and 37,400.16

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Solution

The fourth proportional to 66,080.49, 91,195.56 and 37,400.16 is: 51,614.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,080.49 : 91,195.56 = 37,400.16 : x
  2. Step 2: Convert to fraction form
    66,080.49/91,195.56 = 37,400.16/x
  3. Step 3: Cross multiply
    66,080.49x = 91,195.56 × 37,400.16
  4. Step 4: Simplify right side
    66,080.49x = 3,410,728,535.29
  5. Step 5: Solve for x
    x = 3,410,728,535.29/66,080.49
  6. Step 6: Final answer
    x = 51,614.76

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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.