Home / 190,137.93-262,393.88-109,551.84

Finding the Fourth Proportional to 190,137.93, 262,393.88 and 109,551.84

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Solution

The fourth proportional to 190,137.93, 262,393.88 and 109,551.84 is: 151,183.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,137.93 : 262,393.88 = 109,551.84 : x
  2. Step 2: Convert to fraction form
    190,137.93/262,393.88 = 109,551.84/x
  3. Step 3: Cross multiply
    190,137.93x = 262,393.88 × 109,551.84
  4. Step 4: Simplify right side
    190,137.93x = 28,745,732,358.74
  5. Step 5: Solve for x
    x = 28,745,732,358.74/190,137.93
  6. Step 6: Final answer
    x = 151,183.58

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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.