Home / 141,319.80-212,325.30-106,327.80

Finding the Fourth Proportional to 141,319.80, 212,325.30 and 106,327.80

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Solution

The fourth proportional to 141,319.80, 212,325.30 and 106,327.80 is: 159,751.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,319.80 : 212,325.30 = 106,327.80 : x
  2. Step 2: Convert to fraction form
    141,319.80/212,325.30 = 106,327.80/x
  3. Step 3: Cross multiply
    141,319.80x = 212,325.30 × 106,327.80
  4. Step 4: Simplify right side
    141,319.80x = 22,576,082,033.34
  5. Step 5: Solve for x
    x = 22,576,082,033.34/141,319.80
  6. Step 6: Final answer
    x = 159,751.73

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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.