Home / 195,391.62-292,853.07-100,666.98

Finding the Fourth Proportional to 195,391.62, 292,853.07 and 100,666.98

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Solution

The fourth proportional to 195,391.62, 292,853.07 and 100,666.98 is: 150,879.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,391.62 : 292,853.07 = 100,666.98 : x
  2. Step 2: Convert to fraction form
    195,391.62/292,853.07 = 100,666.98/x
  3. Step 3: Cross multiply
    195,391.62x = 292,853.07 × 100,666.98
  4. Step 4: Simplify right side
    195,391.62x = 29,480,634,140.63
  5. Step 5: Solve for x
    x = 29,480,634,140.63/195,391.62
  6. Step 6: Final answer
    x = 150,879.73

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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.