Home / 55,860.29-83,764.10-20,296.53

Finding the Fourth Proportional to 55,860.29, 83,764.10 and 20,296.53

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Solution

The fourth proportional to 55,860.29, 83,764.10 and 20,296.53 is: 30,435.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,860.29 : 83,764.10 = 20,296.53 : x
  2. Step 2: Convert to fraction form
    55,860.29/83,764.10 = 20,296.53/x
  3. Step 3: Cross multiply
    55,860.29x = 83,764.10 × 20,296.53
  4. Step 4: Simplify right side
    55,860.29x = 1,700,120,467.09
  5. Step 5: Solve for x
    x = 1,700,120,467.09/55,860.29
  6. Step 6: Final answer
    x = 30,435.23

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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.