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Finding the Fourth Proportional to 49,656.32, 68,539.32 and 29,256.32

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Solution

The fourth proportional to 49,656.32, 68,539.32 and 29,256.32 is: 40,381.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,656.32 : 68,539.32 = 29,256.32 : x
  2. Step 2: Convert to fraction form
    49,656.32/68,539.32 = 29,256.32/x
  3. Step 3: Cross multiply
    49,656.32x = 68,539.32 × 29,256.32
  4. Step 4: Simplify right side
    49,656.32x = 2,005,208,278.50
  5. Step 5: Solve for x
    x = 2,005,208,278.50/49,656.32
  6. Step 6: Final answer
    x = 40,381.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.