Home / 54,198.04-74,796.96-30,323.40

Finding the Fourth Proportional to 54,198.04, 74,796.96 and 30,323.40

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Solution

The fourth proportional to 54,198.04, 74,796.96 and 30,323.40 is: 41,848.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,198.04 : 74,796.96 = 30,323.40 : x
  2. Step 2: Convert to fraction form
    54,198.04/74,796.96 = 30,323.40/x
  3. Step 3: Cross multiply
    54,198.04x = 74,796.96 × 30,323.40
  4. Step 4: Simplify right side
    54,198.04x = 2,268,098,136.86
  5. Step 5: Solve for x
    x = 2,268,098,136.86/54,198.04
  6. Step 6: Final answer
    x = 41,848.34

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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.