Home / 123,834.93-185,661.62-39,546.51

Finding the Fourth Proportional to 123,834.93, 185,661.62 and 39,546.51

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Solution

The fourth proportional to 123,834.93, 185,661.62 and 39,546.51 is: 59,290.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,834.93 : 185,661.62 = 39,546.51 : x
  2. Step 2: Convert to fraction form
    123,834.93/185,661.62 = 39,546.51/x
  3. Step 3: Cross multiply
    123,834.93x = 185,661.62 × 39,546.51
  4. Step 4: Simplify right side
    123,834.93x = 7,342,268,914.21
  5. Step 5: Solve for x
    x = 7,342,268,914.21/123,834.93
  6. Step 6: Final answer
    x = 59,290.77

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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.