Home / 196,046.20-291,852.23-194,879.80

Finding the Fourth Proportional to 196,046.20, 291,852.23 and 194,879.80

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Solution

The fourth proportional to 196,046.20, 291,852.23 and 194,879.80 is: 290,115.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,046.20 : 291,852.23 = 194,879.80 : x
  2. Step 2: Convert to fraction form
    196,046.20/291,852.23 = 194,879.80/x
  3. Step 3: Cross multiply
    196,046.20x = 291,852.23 × 194,879.80
  4. Step 4: Simplify right side
    196,046.20x = 56,876,104,211.95
  5. Step 5: Solve for x
    x = 56,876,104,211.95/196,046.20
  6. Step 6: Final answer
    x = 290,115.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.