Home / 190,186.56-285,262.74-57,096.54

Finding the Fourth Proportional to 190,186.56, 285,262.74 and 57,096.54

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Solution

The fourth proportional to 190,186.56, 285,262.74 and 57,096.54 is: 85,639.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,186.56 : 285,262.74 = 57,096.54 : x
  2. Step 2: Convert to fraction form
    190,186.56/285,262.74 = 57,096.54/x
  3. Step 3: Cross multiply
    190,186.56x = 285,262.74 × 57,096.54
  4. Step 4: Simplify right side
    190,186.56x = 16,287,515,444.92
  5. Step 5: Solve for x
    x = 16,287,515,444.92/190,186.56
  6. Step 6: Final answer
    x = 85,639.68

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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.