Home / 189,217.86-283,744.42-54,252.15

Finding the Fourth Proportional to 189,217.86, 283,744.42 and 54,252.15

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Solution

The fourth proportional to 189,217.86, 283,744.42 and 54,252.15 is: 81,354.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,217.86 : 283,744.42 = 54,252.15 : x
  2. Step 2: Convert to fraction form
    189,217.86/283,744.42 = 54,252.15/x
  3. Step 3: Cross multiply
    189,217.86x = 283,744.42 × 54,252.15
  4. Step 4: Simplify right side
    189,217.86x = 15,393,743,635.83
  5. Step 5: Solve for x
    x = 15,393,743,635.83/189,217.86
  6. Step 6: Final answer
    x = 81,354.60

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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.