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Finding the Fourth Proportional to 101,814.77, 152,517.74 and 48,558.29

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Solution

The fourth proportional to 101,814.77, 152,517.74 and 48,558.29 is: 72,739.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,814.77 : 152,517.74 = 48,558.29 : x
  2. Step 2: Convert to fraction form
    101,814.77/152,517.74 = 48,558.29/x
  3. Step 3: Cross multiply
    101,814.77x = 152,517.74 × 48,558.29
  4. Step 4: Simplify right side
    101,814.77x = 7,405,999,643.68
  5. Step 5: Solve for x
    x = 7,405,999,643.68/101,814.77
  6. Step 6: Final answer
    x = 72,739.93

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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.