Home / 167,740.08-231,478.08-92,288.64

Finding the Fourth Proportional to 167,740.08, 231,478.08 and 92,288.64

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Solution

The fourth proportional to 167,740.08, 231,478.08 and 92,288.64 is: 127,356.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,740.08 : 231,478.08 = 92,288.64 : x
  2. Step 2: Convert to fraction form
    167,740.08/231,478.08 = 92,288.64/x
  3. Step 3: Cross multiply
    167,740.08x = 231,478.08 × 92,288.64
  4. Step 4: Simplify right side
    167,740.08x = 21,362,797,193.01
  5. Step 5: Solve for x
    x = 21,362,797,193.01/167,740.08
  6. Step 6: Final answer
    x = 127,356.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.