Home / 54,120.25-74,659.89-33,967.18

Finding the Fourth Proportional to 54,120.25, 74,659.89 and 33,967.18

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Solution

The fourth proportional to 54,120.25, 74,659.89 and 33,967.18 is: 46,858.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,120.25 : 74,659.89 = 33,967.18 : x
  2. Step 2: Convert to fraction form
    54,120.25/74,659.89 = 33,967.18/x
  3. Step 3: Cross multiply
    54,120.25x = 74,659.89 × 33,967.18
  4. Step 4: Simplify right side
    54,120.25x = 2,535,985,922.41
  5. Step 5: Solve for x
    x = 2,535,985,922.41/54,120.25
  6. Step 6: Final answer
    x = 46,858.36

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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.