Home / 54,861.04-82,274.52-19,796.16

Finding the Fourth Proportional to 54,861.04, 82,274.52 and 19,796.16

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Solution

The fourth proportional to 54,861.04, 82,274.52 and 19,796.16 is: 29,688.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,861.04 : 82,274.52 = 19,796.16 : x
  2. Step 2: Convert to fraction form
    54,861.04/82,274.52 = 19,796.16/x
  3. Step 3: Cross multiply
    54,861.04x = 82,274.52 × 19,796.16
  4. Step 4: Simplify right side
    54,861.04x = 1,628,719,561.84
  5. Step 5: Solve for x
    x = 1,628,719,561.84/54,861.04
  6. Step 6: Final answer
    x = 29,688.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.