Home / 55,339.99-83,027.49-19,800.53

Finding the Fourth Proportional to 55,339.99, 83,027.49 and 19,800.53

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Solution

The fourth proportional to 55,339.99, 83,027.49 and 19,800.53 is: 29,707.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,339.99 : 83,027.49 = 19,800.53 : x
  2. Step 2: Convert to fraction form
    55,339.99/83,027.49 = 19,800.53/x
  3. Step 3: Cross multiply
    55,339.99x = 83,027.49 × 19,800.53
  4. Step 4: Simplify right side
    55,339.99x = 1,643,988,306.57
  5. Step 5: Solve for x
    x = 1,643,988,306.57/55,339.99
  6. Step 6: Final answer
    x = 29,707.06

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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.