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Finding the Fourth Proportional to 60,449.74, 90,674.43 and 16,076.46

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Solution

The fourth proportional to 60,449.74, 90,674.43 and 16,076.46 is: 24,114.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,449.74 : 90,674.43 = 16,076.46 : x
  2. Step 2: Convert to fraction form
    60,449.74/90,674.43 = 16,076.46/x
  3. Step 3: Cross multiply
    60,449.74x = 90,674.43 × 16,076.46
  4. Step 4: Simplify right side
    60,449.74x = 1,457,723,393.55
  5. Step 5: Solve for x
    x = 1,457,723,393.55/60,449.74
  6. Step 6: Final answer
    x = 24,114.63

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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.