Home / 54,266.93-81,395.70-16,826.16

Finding the Fourth Proportional to 54,266.93, 81,395.70 and 16,826.16

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Solution

The fourth proportional to 54,266.93, 81,395.70 and 16,826.16 is: 25,237.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,266.93 : 81,395.70 = 16,826.16 : x
  2. Step 2: Convert to fraction form
    54,266.93/81,395.70 = 16,826.16/x
  3. Step 3: Cross multiply
    54,266.93x = 81,395.70 × 16,826.16
  4. Step 4: Simplify right side
    54,266.93x = 1,369,577,071.51
  5. Step 5: Solve for x
    x = 1,369,577,071.51/54,266.93
  6. Step 6: Final answer
    x = 25,237.78

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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.