Home / 55,966.64-83,949.96-18,516.64

Finding the Fourth Proportional to 55,966.64, 83,949.96 and 18,516.64

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Solution

The fourth proportional to 55,966.64, 83,949.96 and 18,516.64 is: 27,774.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,966.64 : 83,949.96 = 18,516.64 : x
  2. Step 2: Convert to fraction form
    55,966.64/83,949.96 = 18,516.64/x
  3. Step 3: Cross multiply
    55,966.64x = 83,949.96 × 18,516.64
  4. Step 4: Simplify right side
    55,966.64x = 1,554,471,187.33
  5. Step 5: Solve for x
    x = 1,554,471,187.33/55,966.64
  6. Step 6: Final answer
    x = 27,774.96

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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.