Home / 43,182.94-64,774.41-18,558.94

Finding the Fourth Proportional to 43,182.94, 64,774.41 and 18,558.94

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Solution

The fourth proportional to 43,182.94, 64,774.41 and 18,558.94 is: 27,838.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,182.94 : 64,774.41 = 18,558.94 : x
  2. Step 2: Convert to fraction form
    43,182.94/64,774.41 = 18,558.94/x
  3. Step 3: Cross multiply
    43,182.94x = 64,774.41 × 18,558.94
  4. Step 4: Simplify right side
    43,182.94x = 1,202,144,226.79
  5. Step 5: Solve for x
    x = 1,202,144,226.79/43,182.94
  6. Step 6: Final answer
    x = 27,838.41

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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.