Home / 190,076.52-285,155.79-56,968.41

Finding the Fourth Proportional to 190,076.52, 285,155.79 and 56,968.41

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Solution

The fourth proportional to 190,076.52, 285,155.79 and 56,968.41 is: 85,464.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,076.52 : 285,155.79 = 56,968.41 : x
  2. Step 2: Convert to fraction form
    190,076.52/285,155.79 = 56,968.41/x
  3. Step 3: Cross multiply
    190,076.52x = 285,155.79 × 56,968.41
  4. Step 4: Simplify right side
    190,076.52x = 16,244,873,134.74
  5. Step 5: Solve for x
    x = 16,244,873,134.74/190,076.52
  6. Step 6: Final answer
    x = 85,464.91

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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.