Home / 146,019.20-219,028.80-96,252.80

Finding the Fourth Proportional to 146,019.20, 219,028.80 and 96,252.80

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Solution

The fourth proportional to 146,019.20, 219,028.80 and 96,252.80 is: 144,379.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,019.20 : 219,028.80 = 96,252.80 : x
  2. Step 2: Convert to fraction form
    146,019.20/219,028.80 = 96,252.80/x
  3. Step 3: Cross multiply
    146,019.20x = 219,028.80 × 96,252.80
  4. Step 4: Simplify right side
    146,019.20x = 21,082,135,280.64
  5. Step 5: Solve for x
    x = 21,082,135,280.64/146,019.20
  6. Step 6: Final answer
    x = 144,379.20

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1.5x scale

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.