Home / 114,808.93-172,291.77-39,928.33

Finding the Fourth Proportional to 114,808.93, 172,291.77 and 39,928.33

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Solution

The fourth proportional to 114,808.93, 172,291.77 and 39,928.33 is: 59,919.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,808.93 : 172,291.77 = 39,928.33 : x
  2. Step 2: Convert to fraction form
    114,808.93/172,291.77 = 39,928.33/x
  3. Step 3: Cross multiply
    114,808.93x = 172,291.77 × 39,928.33
  4. Step 4: Simplify right side
    114,808.93x = 6,879,322,648.84
  5. Step 5: Solve for x
    x = 6,879,322,648.84/114,808.93
  6. Step 6: Final answer
    x = 59,919.75

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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.