Home / 55,963.65-83,933.16-18,514.85

Finding the Fourth Proportional to 55,963.65, 83,933.16 and 18,514.85

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Solution

The fourth proportional to 55,963.65, 83,933.16 and 18,514.85 is: 27,768.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,963.65 : 83,933.16 = 18,514.85 : x
  2. Step 2: Convert to fraction form
    55,963.65/83,933.16 = 18,514.85/x
  3. Step 3: Cross multiply
    55,963.65x = 83,933.16 × 18,514.85
  4. Step 4: Simplify right side
    55,963.65x = 1,554,009,774.85
  5. Step 5: Solve for x
    x = 1,554,009,774.85/55,963.65
  6. Step 6: Final answer
    x = 27,768.20

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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.