Home / 54,911.58-75,721.38-46,980.06

Finding the Fourth Proportional to 54,911.58, 75,721.38 and 46,980.06

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Solution

The fourth proportional to 54,911.58, 75,721.38 and 46,980.06 is: 64,784.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,911.58 : 75,721.38 = 46,980.06 : x
  2. Step 2: Convert to fraction form
    54,911.58/75,721.38 = 46,980.06/x
  3. Step 3: Cross multiply
    54,911.58x = 75,721.38 × 46,980.06
  4. Step 4: Simplify right side
    54,911.58x = 3,557,394,975.68
  5. Step 5: Solve for x
    x = 3,557,394,975.68/54,911.58
  6. Step 6: Final answer
    x = 64,784.06

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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.