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Finding the Fourth Proportional to 196,519.92, 294,874.65 and 96,625.86

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Solution

The fourth proportional to 196,519.92, 294,874.65 and 96,625.86 is: 144,985.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,519.92 : 294,874.65 = 96,625.86 : x
  2. Step 2: Convert to fraction form
    196,519.92/294,874.65 = 96,625.86/x
  3. Step 3: Cross multiply
    196,519.92x = 294,874.65 × 96,625.86
  4. Step 4: Simplify right side
    196,519.92x = 28,492,516,648.45
  5. Step 5: Solve for x
    x = 28,492,516,648.45/196,519.92
  6. Step 6: Final answer
    x = 144,985.39

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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.