Home / 176,383.10-243,311.73-111,733.94

Finding the Fourth Proportional to 176,383.10, 243,311.73 and 111,733.94

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Solution

The fourth proportional to 176,383.10, 243,311.73 and 111,733.94 is: 154,131.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,383.10 : 243,311.73 = 111,733.94 : x
  2. Step 2: Convert to fraction form
    176,383.10/243,311.73 = 111,733.94/x
  3. Step 3: Cross multiply
    176,383.10x = 243,311.73 × 111,733.94
  4. Step 4: Simplify right side
    176,383.10x = 27,186,178,241.12
  5. Step 5: Solve for x
    x = 27,186,178,241.12/176,383.10
  6. Step 6: Final answer
    x = 154,131.42

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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.