Home / 300,525.12-450,787.92-123,001.44

Finding the Fourth Proportional to 300,525.12, 450,787.92 and 123,001.44

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Solution

The fourth proportional to 300,525.12, 450,787.92 and 123,001.44 is: 184,502.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,525.12 : 450,787.92 = 123,001.44 : x
  2. Step 2: Convert to fraction form
    300,525.12/450,787.92 = 123,001.44/x
  3. Step 3: Cross multiply
    300,525.12x = 450,787.92 × 123,001.44
  4. Step 4: Simplify right side
    300,525.12x = 55,447,563,294.60
  5. Step 5: Solve for x
    x = 55,447,563,294.60/300,525.12
  6. Step 6: Final answer
    x = 184,502.26

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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.