Home / 255,904.16-383,692.01-106,247.75

Finding the Fourth Proportional to 255,904.16, 383,692.01 and 106,247.75

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Solution

The fourth proportional to 255,904.16, 383,692.01 and 106,247.75 is: 159,303.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,904.16 : 383,692.01 = 106,247.75 : x
  2. Step 2: Convert to fraction form
    255,904.16/383,692.01 = 106,247.75/x
  3. Step 3: Cross multiply
    255,904.16x = 383,692.01 × 106,247.75
  4. Step 4: Simplify right side
    255,904.16x = 40,766,410,305.78
  5. Step 5: Solve for x
    x = 40,766,410,305.78/255,904.16
  6. Step 6: Final answer
    x = 159,303.43

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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.