Home / 176,284.86-264,396.05-80,199.77

Finding the Fourth Proportional to 176,284.86, 264,396.05 and 80,199.77

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Solution

The fourth proportional to 176,284.86, 264,396.05 and 80,199.77 is: 120,285.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,284.86 : 264,396.05 = 80,199.77 : x
  2. Step 2: Convert to fraction form
    176,284.86/264,396.05 = 80,199.77/x
  3. Step 3: Cross multiply
    176,284.86x = 264,396.05 × 80,199.77
  4. Step 4: Simplify right side
    176,284.86x = 21,204,500,675.93
  5. Step 5: Solve for x
    x = 21,204,500,675.93/176,284.86
  6. Step 6: Final answer
    x = 120,285.43

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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.