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Finding the Fourth Proportional to 196,855.84, 295,330.80 and 63,736.25

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Solution

The fourth proportional to 196,855.84, 295,330.80 and 63,736.25 is: 95,619.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,855.84 : 295,330.80 = 63,736.25 : x
  2. Step 2: Convert to fraction form
    196,855.84/295,330.80 = 63,736.25/x
  3. Step 3: Cross multiply
    196,855.84x = 295,330.80 × 63,736.25
  4. Step 4: Simplify right side
    196,855.84x = 18,823,276,065.51
  5. Step 5: Solve for x
    x = 18,823,276,065.51/196,855.84
  6. Step 6: Final answer
    x = 95,619.60

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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.