Home / 189,033.45-283,558.08-87,926.36

Finding the Fourth Proportional to 189,033.45, 283,558.08 and 87,926.36

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Solution

The fourth proportional to 189,033.45, 283,558.08 and 87,926.36 is: 131,893.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,033.45 : 283,558.08 = 87,926.36 : x
  2. Step 2: Convert to fraction form
    189,033.45/283,558.08 = 87,926.36/x
  3. Step 3: Cross multiply
    189,033.45x = 283,558.08 × 87,926.36
  4. Step 4: Simplify right side
    189,033.45x = 24,932,228,405.20
  5. Step 5: Solve for x
    x = 24,932,228,405.20/189,033.45
  6. Step 6: Final answer
    x = 131,893.21

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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.