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Finding the Fourth Proportional to 273,858.36, 377,932.23 and 153,012.96

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Solution

The fourth proportional to 273,858.36, 377,932.23 and 153,012.96 is: 211,162.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,858.36 : 377,932.23 = 153,012.96 : x
  2. Step 2: Convert to fraction form
    273,858.36/377,932.23 = 153,012.96/x
  3. Step 3: Cross multiply
    273,858.36x = 377,932.23 × 153,012.96
  4. Step 4: Simplify right side
    273,858.36x = 57,828,529,191.70
  5. Step 5: Solve for x
    x = 57,828,529,191.70/273,858.36
  6. Step 6: Final answer
    x = 211,162.18

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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.