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Finding the Fourth Proportional to 101,629.49, 152,496.27 and 48,381.71

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Solution

The fourth proportional to 101,629.49, 152,496.27 and 48,381.71 is: 72,597.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,629.49 : 152,496.27 = 48,381.71 : x
  2. Step 2: Convert to fraction form
    101,629.49/152,496.27 = 48,381.71/x
  3. Step 3: Cross multiply
    101,629.49x = 152,496.27 × 48,381.71
  4. Step 4: Simplify right side
    101,629.49x = 7,378,029,548.74
  5. Step 5: Solve for x
    x = 7,378,029,548.74/101,629.49
  6. Step 6: Final answer
    x = 72,597.33

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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.