Home / 55,964.90-83,935.03-18,516.10

Finding the Fourth Proportional to 55,964.90, 83,935.03 and 18,516.10

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Solution

The fourth proportional to 55,964.90, 83,935.03 and 18,516.10 is: 27,770.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,964.90 : 83,935.03 = 18,516.10 : x
  2. Step 2: Convert to fraction form
    55,964.90/83,935.03 = 18,516.10/x
  3. Step 3: Cross multiply
    55,964.90x = 83,935.03 × 18,516.10
  4. Step 4: Simplify right side
    55,964.90x = 1,554,149,408.98
  5. Step 5: Solve for x
    x = 1,554,149,408.98/55,964.90
  6. Step 6: Final answer
    x = 27,770.07

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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.