Home / 110,953.72-166,414.17-40,816.63

Finding the Fourth Proportional to 110,953.72, 166,414.17 and 40,816.63

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Solution

The fourth proportional to 110,953.72, 166,414.17 and 40,816.63 is: 61,218.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,953.72 : 166,414.17 = 40,816.63 : x
  2. Step 2: Convert to fraction form
    110,953.72/166,414.17 = 40,816.63/x
  3. Step 3: Cross multiply
    110,953.72x = 166,414.17 × 40,816.63
  4. Step 4: Simplify right side
    110,953.72x = 6,792,465,603.65
  5. Step 5: Solve for x
    x = 6,792,465,603.65/110,953.72
  6. Step 6: Final answer
    x = 61,218.91

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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.