Home / 106,709.86-160,083.15-47,544.22

Finding the Fourth Proportional to 106,709.86, 160,083.15 and 47,544.22

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Solution

The fourth proportional to 106,709.86, 160,083.15 and 47,544.22 is: 71,324.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,709.86 : 160,083.15 = 47,544.22 : x
  2. Step 2: Convert to fraction form
    106,709.86/160,083.15 = 47,544.22/x
  3. Step 3: Cross multiply
    106,709.86x = 160,083.15 × 47,544.22
  4. Step 4: Simplify right side
    106,709.86x = 7,611,028,501.89
  5. Step 5: Solve for x
    x = 7,611,028,501.89/106,709.86
  6. Step 6: Final answer
    x = 71,324.51

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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.