Home / 54,979.16-82,458.41-15,536.00

Finding the Fourth Proportional to 54,979.16, 82,458.41 and 15,536.00

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Solution

The fourth proportional to 54,979.16, 82,458.41 and 15,536.00 is: 23,301.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,979.16 : 82,458.41 = 15,536.00 : x
  2. Step 2: Convert to fraction form
    54,979.16/82,458.41 = 15,536.00/x
  3. Step 3: Cross multiply
    54,979.16x = 82,458.41 × 15,536.00
  4. Step 4: Simplify right side
    54,979.16x = 1,281,073,986.23
  5. Step 5: Solve for x
    x = 1,281,073,986.23/54,979.16
  6. Step 6: Final answer
    x = 23,301.09

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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.