Home / 106,684.37-160,127.00-54,131.57

Finding the Fourth Proportional to 106,684.37, 160,127.00 and 54,131.57

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Solution

The fourth proportional to 106,684.37, 160,127.00 and 54,131.57 is: 81,248.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,684.37 : 160,127.00 = 54,131.57 : x
  2. Step 2: Convert to fraction form
    106,684.37/160,127.00 = 54,131.57/x
  3. Step 3: Cross multiply
    106,684.37x = 160,127.00 × 54,131.57
  4. Step 4: Simplify right side
    106,684.37x = 8,667,925,638.73
  5. Step 5: Solve for x
    x = 8,667,925,638.73/106,684.37
  6. Step 6: Final answer
    x = 81,248.32

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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.