Home / 55,551.67-83,306.23-20,002.80

Finding the Fourth Proportional to 55,551.67, 83,306.23 and 20,002.80

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Solution

The fourth proportional to 55,551.67, 83,306.23 and 20,002.80 is: 29,996.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,551.67 : 83,306.23 = 20,002.80 : x
  2. Step 2: Convert to fraction form
    55,551.67/83,306.23 = 20,002.80/x
  3. Step 3: Cross multiply
    55,551.67x = 83,306.23 × 20,002.80
  4. Step 4: Simplify right side
    55,551.67x = 1,666,357,857.44
  5. Step 5: Solve for x
    x = 1,666,357,857.44/55,551.67
  6. Step 6: Final answer
    x = 29,996.54

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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.