Home / 111,623.51-167,436.57-32,739.32

Finding the Fourth Proportional to 111,623.51, 167,436.57 and 32,739.32

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Solution

The fourth proportional to 111,623.51, 167,436.57 and 32,739.32 is: 49,109.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,623.51 : 167,436.57 = 32,739.32 : x
  2. Step 2: Convert to fraction form
    111,623.51/167,436.57 = 32,739.32/x
  3. Step 3: Cross multiply
    111,623.51x = 167,436.57 × 32,739.32
  4. Step 4: Simplify right side
    111,623.51x = 5,481,759,444.93
  5. Step 5: Solve for x
    x = 5,481,759,444.93/111,623.51
  6. Step 6: Final answer
    x = 49,109.36

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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.