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Finding the Fourth Proportional to 194,827.80, 292,079.70 and 82,594.20

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Solution

The fourth proportional to 194,827.80, 292,079.70 and 82,594.20 is: 123,822.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,827.80 : 292,079.70 = 82,594.20 : x
  2. Step 2: Convert to fraction form
    194,827.80/292,079.70 = 82,594.20/x
  3. Step 3: Cross multiply
    194,827.80x = 292,079.70 × 82,594.20
  4. Step 4: Simplify right side
    194,827.80x = 24,124,089,157.74
  5. Step 5: Solve for x
    x = 24,124,089,157.74/194,827.80
  6. Step 6: Final answer
    x = 123,822.62

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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.