Home / 116,352.72-160,576.43-68,615.37

Finding the Fourth Proportional to 116,352.72, 160,576.43 and 68,615.37

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Solution

The fourth proportional to 116,352.72, 160,576.43 and 68,615.37 is: 94,694.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,352.72 : 160,576.43 = 68,615.37 : x
  2. Step 2: Convert to fraction form
    116,352.72/160,576.43 = 68,615.37/x
  3. Step 3: Cross multiply
    116,352.72x = 160,576.43 × 68,615.37
  4. Step 4: Simplify right side
    116,352.72x = 11,018,010,814.65
  5. Step 5: Solve for x
    x = 11,018,010,814.65/116,352.72
  6. Step 6: Final answer
    x = 94,694.91

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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.