Home / 190,336.86-262,692.90-109,748.70

Finding the Fourth Proportional to 190,336.86, 262,692.90 and 109,748.70

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Solution

The fourth proportional to 190,336.86, 262,692.90 and 109,748.70 is: 151,469.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,336.86 : 262,692.90 = 109,748.70 : x
  2. Step 2: Convert to fraction form
    190,336.86/262,692.90 = 109,748.70/x
  3. Step 3: Cross multiply
    190,336.86x = 262,692.90 × 109,748.70
  4. Step 4: Simplify right side
    190,336.86x = 28,830,204,274.23
  5. Step 5: Solve for x
    x = 28,830,204,274.23/190,336.86
  6. Step 6: Final answer
    x = 151,469.37

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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.