Home / 168,692.40-252,964.26-89,787.96

Finding the Fourth Proportional to 168,692.40, 252,964.26 and 89,787.96

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Solution

The fourth proportional to 168,692.40, 252,964.26 and 89,787.96 is: 134,642.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,692.40 : 252,964.26 = 89,787.96 : x
  2. Step 2: Convert to fraction form
    168,692.40/252,964.26 = 89,787.96/x
  3. Step 3: Cross multiply
    168,692.40x = 252,964.26 × 89,787.96
  4. Step 4: Simplify right side
    168,692.40x = 22,713,144,858.31
  5. Step 5: Solve for x
    x = 22,713,144,858.31/168,692.40
  6. Step 6: Final answer
    x = 134,642.37

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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.