Home / 54,057.49-81,086.04-14,614.59

Finding the Fourth Proportional to 54,057.49, 81,086.04 and 14,614.59

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Solution

The fourth proportional to 54,057.49, 81,086.04 and 14,614.59 is: 21,921.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,057.49 : 81,086.04 = 14,614.59 : x
  2. Step 2: Convert to fraction form
    54,057.49/81,086.04 = 14,614.59/x
  3. Step 3: Cross multiply
    54,057.49x = 81,086.04 × 14,614.59
  4. Step 4: Simplify right side
    54,057.49x = 1,185,039,533.40
  5. Step 5: Solve for x
    x = 1,185,039,533.40/54,057.49
  6. Step 6: Final answer
    x = 21,921.84

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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.