Home / 102,745.02-154,222.26-55,358.10

Finding the Fourth Proportional to 102,745.02, 154,222.26 and 55,358.10

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Solution

The fourth proportional to 102,745.02, 154,222.26 and 55,358.10 is: 83,093.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,745.02 : 154,222.26 = 55,358.10 : x
  2. Step 2: Convert to fraction form
    102,745.02/154,222.26 = 55,358.10/x
  3. Step 3: Cross multiply
    102,745.02x = 154,222.26 × 55,358.10
  4. Step 4: Simplify right side
    102,745.02x = 8,537,451,291.31
  5. Step 5: Solve for x
    x = 8,537,451,291.31/102,745.02
  6. Step 6: Final answer
    x = 83,093.58

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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.