Home / 106,954.77-160,722.96-57,070.11

Finding the Fourth Proportional to 106,954.77, 160,722.96 and 57,070.11

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Solution

The fourth proportional to 106,954.77, 160,722.96 and 57,070.11 is: 85,760.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,954.77 : 160,722.96 = 57,070.11 : x
  2. Step 2: Convert to fraction form
    106,954.77/160,722.96 = 57,070.11/x
  3. Step 3: Cross multiply
    106,954.77x = 160,722.96 × 57,070.11
  4. Step 4: Simplify right side
    106,954.77x = 9,172,477,006.73
  5. Step 5: Solve for x
    x = 9,172,477,006.73/106,954.77
  6. Step 6: Final answer
    x = 85,760.34

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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.