Home / 109,629.99-164,346.54-43,117.85

Finding the Fourth Proportional to 109,629.99, 164,346.54 and 43,117.85

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Solution

The fourth proportional to 109,629.99, 164,346.54 and 43,117.85 is: 64,638.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,629.99 : 164,346.54 = 43,117.85 : x
  2. Step 2: Convert to fraction form
    109,629.99/164,346.54 = 43,117.85/x
  3. Step 3: Cross multiply
    109,629.99x = 164,346.54 × 43,117.85
  4. Step 4: Simplify right side
    109,629.99x = 7,086,268,638.01
  5. Step 5: Solve for x
    x = 7,086,268,638.01/109,629.99
  6. Step 6: Final answer
    x = 64,638.05

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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.