Home / 116,622.20-174,933.30-106,945.40

Finding the Fourth Proportional to 116,622.20, 174,933.30 and 106,945.40

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Solution

The fourth proportional to 116,622.20, 174,933.30 and 106,945.40 is: 160,418.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,622.20 : 174,933.30 = 106,945.40 : x
  2. Step 2: Convert to fraction form
    116,622.20/174,933.30 = 106,945.40/x
  3. Step 3: Cross multiply
    116,622.20x = 174,933.30 × 106,945.40
  4. Step 4: Simplify right side
    116,622.20x = 18,708,311,741.82
  5. Step 5: Solve for x
    x = 18,708,311,741.82/116,622.20
  6. Step 6: Final answer
    x = 160,418.10

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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.