Home / 176,217.04-243,179.85-100,765.54

Finding the Fourth Proportional to 176,217.04, 243,179.85 and 100,765.54

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Solution

The fourth proportional to 176,217.04, 243,179.85 and 100,765.54 is: 139,056.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,217.04 : 243,179.85 = 100,765.54 : x
  2. Step 2: Convert to fraction form
    176,217.04/243,179.85 = 100,765.54/x
  3. Step 3: Cross multiply
    176,217.04x = 243,179.85 × 100,765.54
  4. Step 4: Simplify right side
    176,217.04x = 24,504,148,902.37
  5. Step 5: Solve for x
    x = 24,504,148,902.37/176,217.04
  6. Step 6: Final answer
    x = 139,056.64

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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.