Home / 116,366.63-160,576.08-65,375.36

Finding the Fourth Proportional to 116,366.63, 160,576.08 and 65,375.36

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Solution

The fourth proportional to 116,366.63, 160,576.08 and 65,375.36 is: 90,212.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,366.63 : 160,576.08 = 65,375.36 : x
  2. Step 2: Convert to fraction form
    116,366.63/160,576.08 = 65,375.36/x
  3. Step 3: Cross multiply
    116,366.63x = 160,576.08 × 65,375.36
  4. Step 4: Simplify right side
    116,366.63x = 10,497,718,234.51
  5. Step 5: Solve for x
    x = 10,497,718,234.51/116,366.63
  6. Step 6: Final answer
    x = 90,212.45

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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.