Home / 192,002.20-287,347.20-168,382.60

Finding the Fourth Proportional to 192,002.20, 287,347.20 and 168,382.60

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Solution

The fourth proportional to 192,002.20, 287,347.20 and 168,382.60 is: 251,998.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,002.20 : 287,347.20 = 168,382.60 : x
  2. Step 2: Convert to fraction form
    192,002.20/287,347.20 = 168,382.60/x
  3. Step 3: Cross multiply
    192,002.20x = 287,347.20 × 168,382.60
  4. Step 4: Simplify right side
    192,002.20x = 48,384,268,638.72
  5. Step 5: Solve for x
    x = 48,384,268,638.72/192,002.20
  6. Step 6: Final answer
    x = 251,998.51

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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.