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Finding the Fourth Proportional to 196,823.70, 295,264.35 and 63,681.30

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Solution

The fourth proportional to 196,823.70, 295,264.35 and 63,681.30 is: 95,531.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,823.70 : 295,264.35 = 63,681.30 : x
  2. Step 2: Convert to fraction form
    196,823.70/295,264.35 = 63,681.30/x
  3. Step 3: Cross multiply
    196,823.70x = 295,264.35 × 63,681.30
  4. Step 4: Simplify right side
    196,823.70x = 18,802,817,651.66
  5. Step 5: Solve for x
    x = 18,802,817,651.66/196,823.70
  6. Step 6: Final answer
    x = 95,531.27

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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.