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Finding the Fourth Proportional to 48,314.41, 72,470.94 and 16,747.45

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Solution

The fourth proportional to 48,314.41, 72,470.94 and 16,747.45 is: 25,120.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,314.41 : 72,470.94 = 16,747.45 : x
  2. Step 2: Convert to fraction form
    48,314.41/72,470.94 = 16,747.45/x
  3. Step 3: Cross multiply
    48,314.41x = 72,470.94 × 16,747.45
  4. Step 4: Simplify right side
    48,314.41x = 1,213,703,444.10
  5. Step 5: Solve for x
    x = 1,213,703,444.10/48,314.41
  6. Step 6: Final answer
    x = 25,120.94

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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.