Home / 144,267.81-199,083.18-80,604.24

Finding the Fourth Proportional to 144,267.81, 199,083.18 and 80,604.24

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Solution

The fourth proportional to 144,267.81, 199,083.18 and 80,604.24 is: 111,230.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,267.81 : 199,083.18 = 80,604.24 : x
  2. Step 2: Convert to fraction form
    144,267.81/199,083.18 = 80,604.24/x
  3. Step 3: Cross multiply
    144,267.81x = 199,083.18 × 80,604.24
  4. Step 4: Simplify right side
    144,267.81x = 16,046,948,420.68
  5. Step 5: Solve for x
    x = 16,046,948,420.68/144,267.81
  6. Step 6: Final answer
    x = 111,230.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.