Home / 196,003.80-294,005.70-120,880.35

Finding the Fourth Proportional to 196,003.80, 294,005.70 and 120,880.35

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Solution

The fourth proportional to 196,003.80, 294,005.70 and 120,880.35 is: 181,320.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,003.80 : 294,005.70 = 120,880.35 : x
  2. Step 2: Convert to fraction form
    196,003.80/294,005.70 = 120,880.35/x
  3. Step 3: Cross multiply
    196,003.80x = 294,005.70 × 120,880.35
  4. Step 4: Simplify right side
    196,003.80x = 35,539,511,918.00
  5. Step 5: Solve for x
    x = 35,539,511,918.00/196,003.80
  6. Step 6: Final answer
    x = 181,320.53

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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.