Home / 190,104.98-262,357.56-109,537.72

Finding the Fourth Proportional to 190,104.98, 262,357.56 and 109,537.72

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Solution

The fourth proportional to 190,104.98, 262,357.56 and 109,537.72 is: 151,169.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,104.98 : 262,357.56 = 109,537.72 : x
  2. Step 2: Convert to fraction form
    190,104.98/262,357.56 = 109,537.72/x
  3. Step 3: Cross multiply
    190,104.98x = 262,357.56 × 109,537.72
  4. Step 4: Simplify right side
    190,104.98x = 28,738,048,291.27
  5. Step 5: Solve for x
    x = 28,738,048,291.27/190,104.98
  6. Step 6: Final answer
    x = 151,169.36

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1.5x scale

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.