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Finding the Fourth Proportional to 194,738.80, 292,237.80 and 110,498.80

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Solution

The fourth proportional to 194,738.80, 292,237.80 and 110,498.80 is: 165,821.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,738.80 : 292,237.80 = 110,498.80 : x
  2. Step 2: Convert to fraction form
    194,738.80/292,237.80 = 110,498.80/x
  3. Step 3: Cross multiply
    194,738.80x = 292,237.80 × 110,498.80
  4. Step 4: Simplify right side
    194,738.80x = 32,291,926,214.64
  5. Step 5: Solve for x
    x = 32,291,926,214.64/194,738.80
  6. Step 6: Final answer
    x = 165,821.74

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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.