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Finding the Fourth Proportional to 194,889.03, 292,341.74 and 61,766.34

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Solution

The fourth proportional to 194,889.03, 292,341.74 and 61,766.34 is: 92,652.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,889.03 : 292,341.74 = 61,766.34 : x
  2. Step 2: Convert to fraction form
    194,889.03/292,341.74 = 61,766.34/x
  3. Step 3: Cross multiply
    194,889.03x = 292,341.74 × 61,766.34
  4. Step 4: Simplify right side
    194,889.03x = 18,056,879,309.03
  5. Step 5: Solve for x
    x = 18,056,879,309.03/194,889.03
  6. Step 6: Final answer
    x = 92,652.11

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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.