Home / 54,952.02-82,428.23-13,399.02

Finding the Fourth Proportional to 54,952.02, 82,428.23 and 13,399.02

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Solution

The fourth proportional to 54,952.02, 82,428.23 and 13,399.02 is: 20,098.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,952.02 : 82,428.23 = 13,399.02 : x
  2. Step 2: Convert to fraction form
    54,952.02/82,428.23 = 13,399.02/x
  3. Step 3: Cross multiply
    54,952.02x = 82,428.23 × 13,399.02
  4. Step 4: Simplify right side
    54,952.02x = 1,104,457,502.33
  5. Step 5: Solve for x
    x = 1,104,457,502.33/54,952.02
  6. Step 6: Final answer
    x = 20,098.58

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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.