Home / 111,038.52-166,556.28-26,797.98

Finding the Fourth Proportional to 111,038.52, 166,556.28 and 26,797.98

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Solution

The fourth proportional to 111,038.52, 166,556.28 and 26,797.98 is: 40,196.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,038.52 : 166,556.28 = 26,797.98 : x
  2. Step 2: Convert to fraction form
    111,038.52/166,556.28 = 26,797.98/x
  3. Step 3: Cross multiply
    111,038.52x = 166,556.28 × 26,797.98
  4. Step 4: Simplify right side
    111,038.52x = 4,463,371,860.31
  5. Step 5: Solve for x
    x = 4,463,371,860.31/111,038.52
  6. Step 6: Final answer
    x = 40,196.61

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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.