Home / 277,899.82-383,508.89-170,529.19

Finding the Fourth Proportional to 277,899.82, 383,508.89 and 170,529.19

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Solution

The fourth proportional to 277,899.82, 383,508.89 and 170,529.19 is: 235,334.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,899.82 : 383,508.89 = 170,529.19 : x
  2. Step 2: Convert to fraction form
    277,899.82/383,508.89 = 170,529.19/x
  3. Step 3: Cross multiply
    277,899.82x = 383,508.89 × 170,529.19
  4. Step 4: Simplify right side
    277,899.82x = 65,399,460,369.50
  5. Step 5: Solve for x
    x = 65,399,460,369.50/277,899.82
  6. Step 6: Final answer
    x = 235,334.66

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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.