Home / 176,439.06-264,400.20-87,514.98

Finding the Fourth Proportional to 176,439.06, 264,400.20 and 87,514.98

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Solution

The fourth proportional to 176,439.06, 264,400.20 and 87,514.98 is: 131,144.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,439.06 : 264,400.20 = 87,514.98 : x
  2. Step 2: Convert to fraction form
    176,439.06/264,400.20 = 87,514.98/x
  3. Step 3: Cross multiply
    176,439.06x = 264,400.20 × 87,514.98
  4. Step 4: Simplify right side
    176,439.06x = 23,138,978,215.00
  5. Step 5: Solve for x
    x = 23,138,978,215.00/176,439.06
  6. Step 6: Final answer
    x = 131,144.31

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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.