Home / 106,992.18-160,506.50-53,709.57

Finding the Fourth Proportional to 106,992.18, 160,506.50 and 53,709.57

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Solution

The fourth proportional to 106,992.18, 160,506.50 and 53,709.57 is: 80,573.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,992.18 : 160,506.50 = 53,709.57 : x
  2. Step 2: Convert to fraction form
    106,992.18/160,506.50 = 53,709.57/x
  3. Step 3: Cross multiply
    106,992.18x = 160,506.50 × 53,709.57
  4. Step 4: Simplify right side
    106,992.18x = 8,620,734,828.66
  5. Step 5: Solve for x
    x = 8,620,734,828.66/106,992.18
  6. Step 6: Final answer
    x = 80,573.50

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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.