Home / 176,128.21-264,235.52-82,524.61

Finding the Fourth Proportional to 176,128.21, 264,235.52 and 82,524.61

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Solution

The fourth proportional to 176,128.21, 264,235.52 and 82,524.61 is: 123,807.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,128.21 : 264,235.52 = 82,524.61 : x
  2. Step 2: Convert to fraction form
    176,128.21/264,235.52 = 82,524.61/x
  3. Step 3: Cross multiply
    176,128.21x = 264,235.52 × 82,524.61
  4. Step 4: Simplify right side
    176,128.21x = 21,805,933,236.15
  5. Step 5: Solve for x
    x = 21,805,933,236.15/176,128.21
  6. Step 6: Final answer
    x = 123,807.16

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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.