Home / 144,256.16-199,072.14-80,604.92

Finding the Fourth Proportional to 144,256.16, 199,072.14 and 80,604.92

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Solution

The fourth proportional to 144,256.16, 199,072.14 and 80,604.92 is: 111,234.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,256.16 : 199,072.14 = 80,604.92 : x
  2. Step 2: Convert to fraction form
    144,256.16/199,072.14 = 80,604.92/x
  3. Step 3: Cross multiply
    144,256.16x = 199,072.14 × 80,604.92
  4. Step 4: Simplify right side
    144,256.16x = 16,046,193,918.93
  5. Step 5: Solve for x
    x = 16,046,193,918.93/144,256.16
  6. Step 6: Final answer
    x = 111,234.03

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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.