Home / 116,732.24-162,178.02-115,332.56

Finding the Fourth Proportional to 116,732.24, 162,178.02 and 115,332.56

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Solution

The fourth proportional to 116,732.24, 162,178.02 and 115,332.56 is: 160,233.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,732.24 : 162,178.02 = 115,332.56 : x
  2. Step 2: Convert to fraction form
    116,732.24/162,178.02 = 115,332.56/x
  3. Step 3: Cross multiply
    116,732.24x = 162,178.02 × 115,332.56
  4. Step 4: Simplify right side
    116,732.24x = 18,704,405,411.44
  5. Step 5: Solve for x
    x = 18,704,405,411.44/116,732.24
  6. Step 6: Final answer
    x = 160,233.42

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.