Home / 55,964.24-83,939.72-18,524.40

Finding the Fourth Proportional to 55,964.24, 83,939.72 and 18,524.40

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Solution

The fourth proportional to 55,964.24, 83,939.72 and 18,524.40 is: 27,784.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,964.24 : 83,939.72 = 18,524.40 : x
  2. Step 2: Convert to fraction form
    55,964.24/83,939.72 = 18,524.40/x
  3. Step 3: Cross multiply
    55,964.24x = 83,939.72 × 18,524.40
  4. Step 4: Simplify right side
    55,964.24x = 1,554,932,949.17
  5. Step 5: Solve for x
    x = 1,554,932,949.17/55,964.24
  6. Step 6: Final answer
    x = 27,784.40

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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.