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Finding the Fourth Proportional to 194,504.32, 291,755.84 and 63,176.32

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Solution

The fourth proportional to 194,504.32, 291,755.84 and 63,176.32 is: 94,764.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,504.32 : 291,755.84 = 63,176.32 : x
  2. Step 2: Convert to fraction form
    194,504.32/291,755.84 = 63,176.32/x
  3. Step 3: Cross multiply
    194,504.32x = 291,755.84 × 63,176.32
  4. Step 4: Simplify right side
    194,504.32x = 18,432,060,309.71
  5. Step 5: Solve for x
    x = 18,432,060,309.71/194,504.32
  6. Step 6: Final answer
    x = 94,764.27

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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.