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Finding the Fourth Proportional to 194,956.62, 292,445.32 and 61,847.52

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Solution

The fourth proportional to 194,956.62, 292,445.32 and 61,847.52 is: 92,774.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,956.62 : 292,445.32 = 61,847.52 : x
  2. Step 2: Convert to fraction form
    194,956.62/292,445.32 = 61,847.52/x
  3. Step 3: Cross multiply
    194,956.62x = 292,445.32 × 61,847.52
  4. Step 4: Simplify right side
    194,956.62x = 18,087,017,777.61
  5. Step 5: Solve for x
    x = 18,087,017,777.61/194,956.62
  6. Step 6: Final answer
    x = 92,774.58

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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.