Home / 57,199.77-85,804.05-19,249.23

Finding the Fourth Proportional to 57,199.77, 85,804.05 and 19,249.23

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Solution

The fourth proportional to 57,199.77, 85,804.05 and 19,249.23 is: 28,875.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,199.77 : 85,804.05 = 19,249.23 : x
  2. Step 2: Convert to fraction form
    57,199.77/85,804.05 = 19,249.23/x
  3. Step 3: Cross multiply
    57,199.77x = 85,804.05 × 19,249.23
  4. Step 4: Simplify right side
    57,199.77x = 1,651,661,850.33
  5. Step 5: Solve for x
    x = 1,651,661,850.33/57,199.77
  6. Step 6: Final answer
    x = 28,875.32

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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.