Home / 54,921.58-75,735.21-46,990.06

Finding the Fourth Proportional to 54,921.58, 75,735.21 and 46,990.06

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Solution

The fourth proportional to 54,921.58, 75,735.21 and 46,990.06 is: 64,797.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,921.58 : 75,735.21 = 46,990.06 : x
  2. Step 2: Convert to fraction form
    54,921.58/75,735.21 = 46,990.06/x
  3. Step 3: Cross multiply
    54,921.58x = 75,735.21 × 46,990.06
  4. Step 4: Simplify right side
    54,921.58x = 3,558,802,062.01
  5. Step 5: Solve for x
    x = 3,558,802,062.01/54,921.58
  6. Step 6: Final answer
    x = 64,797.88

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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.