Home / 43,494.36-65,249.54-18,534.36

Finding the Fourth Proportional to 43,494.36, 65,249.54 and 18,534.36

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Solution

The fourth proportional to 43,494.36, 65,249.54 and 18,534.36 is: 27,804.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,494.36 : 65,249.54 = 18,534.36 : x
  2. Step 2: Convert to fraction form
    43,494.36/65,249.54 = 18,534.36/x
  3. Step 3: Cross multiply
    43,494.36x = 65,249.54 × 18,534.36
  4. Step 4: Simplify right side
    43,494.36x = 1,209,358,464.19
  5. Step 5: Solve for x
    x = 1,209,358,464.19/43,494.36
  6. Step 6: Final answer
    x = 27,804.95

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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.