Home / 194,623.60-291,474.60-131,954.80

Finding the Fourth Proportional to 194,623.60, 291,474.60 and 131,954.80

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Solution

The fourth proportional to 194,623.60, 291,474.60 and 131,954.80 is: 197,619.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,623.60 : 291,474.60 = 131,954.80 : x
  2. Step 2: Convert to fraction form
    194,623.60/291,474.60 = 131,954.80/x
  3. Step 3: Cross multiply
    194,623.60x = 291,474.60 × 131,954.80
  4. Step 4: Simplify right side
    194,623.60x = 38,461,472,548.08
  5. Step 5: Solve for x
    x = 38,461,472,548.08/194,623.60
  6. Step 6: Final answer
    x = 197,619.78

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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.