Home / 190,468.77-285,452.46-106,268.55

Finding the Fourth Proportional to 190,468.77, 285,452.46 and 106,268.55

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Solution

The fourth proportional to 190,468.77, 285,452.46 and 106,268.55 is: 159,262.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,468.77 : 285,452.46 = 106,268.55 : x
  2. Step 2: Convert to fraction form
    190,468.77/285,452.46 = 106,268.55/x
  3. Step 3: Cross multiply
    190,468.77x = 285,452.46 × 106,268.55
  4. Step 4: Simplify right side
    190,468.77x = 30,334,619,018.13
  5. Step 5: Solve for x
    x = 30,334,619,018.13/190,468.77
  6. Step 6: Final answer
    x = 159,262.95

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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.