Home / 190,469.77-285,453.96-106,269.55

Finding the Fourth Proportional to 190,469.77, 285,453.96 and 106,269.55

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Solution

The fourth proportional to 190,469.77, 285,453.96 and 106,269.55 is: 159,264.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,469.77 : 285,453.96 = 106,269.55 : x
  2. Step 2: Convert to fraction form
    190,469.77/285,453.96 = 106,269.55/x
  3. Step 3: Cross multiply
    190,469.77x = 285,453.96 × 106,269.55
  4. Step 4: Simplify right side
    190,469.77x = 30,335,063,874.92
  5. Step 5: Solve for x
    x = 30,335,063,874.92/190,469.77
  6. Step 6: Final answer
    x = 159,264.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.