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Finding the Fourth Proportional to 196,858.65, 295,335.02 and 63,739.06

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Solution

The fourth proportional to 196,858.65, 295,335.02 and 63,739.06 is: 95,623.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,858.65 : 295,335.02 = 63,739.06 : x
  2. Step 2: Convert to fraction form
    196,858.65/295,335.02 = 63,739.06/x
  3. Step 3: Cross multiply
    196,858.65x = 295,335.02 × 63,739.06
  4. Step 4: Simplify right side
    196,858.65x = 18,824,376,559.88
  5. Step 5: Solve for x
    x = 18,824,376,559.88/196,858.65
  6. Step 6: Final answer
    x = 95,623.82

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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.