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Finding the Fourth Proportional to 196,877.74, 295,185.39 and 95,648.80

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Solution

The fourth proportional to 196,877.74, 295,185.39 and 95,648.80 is: 143,409.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,877.74 : 295,185.39 = 95,648.80 : x
  2. Step 2: Convert to fraction form
    196,877.74/295,185.39 = 95,648.80/x
  3. Step 3: Cross multiply
    196,877.74x = 295,185.39 × 95,648.80
  4. Step 4: Simplify right side
    196,877.74x = 28,234,128,331.03
  5. Step 5: Solve for x
    x = 28,234,128,331.03/196,877.74
  6. Step 6: Final answer
    x = 143,409.45

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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.