Home / 199,009.32-274,652.26-148,620.84

Finding the Fourth Proportional to 199,009.32, 274,652.26 and 148,620.84

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Solution

The fourth proportional to 199,009.32, 274,652.26 and 148,620.84 is: 205,111.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,009.32 : 274,652.26 = 148,620.84 : x
  2. Step 2: Convert to fraction form
    199,009.32/274,652.26 = 148,620.84/x
  3. Step 3: Cross multiply
    199,009.32x = 274,652.26 × 148,620.84
  4. Step 4: Simplify right side
    199,009.32x = 40,819,049,589.10
  5. Step 5: Solve for x
    x = 40,819,049,589.10/199,009.32
  6. Step 6: Final answer
    x = 205,111.25

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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.