Home / 139,954.77-193,160.03-82,595.25

Finding the Fourth Proportional to 139,954.77, 193,160.03 and 82,595.25

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Solution

The fourth proportional to 139,954.77, 193,160.03 and 82,595.25 is: 113,994.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,954.77 : 193,160.03 = 82,595.25 : x
  2. Step 2: Convert to fraction form
    139,954.77/193,160.03 = 82,595.25/x
  3. Step 3: Cross multiply
    139,954.77x = 193,160.03 × 82,595.25
  4. Step 4: Simplify right side
    139,954.77x = 15,954,100,554.88
  5. Step 5: Solve for x
    x = 15,954,100,554.88/139,954.77
  6. Step 6: Final answer
    x = 113,994.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.