Home / 199,087.20-274,777.92-114,259.68

Finding the Fourth Proportional to 199,087.20, 274,777.92 and 114,259.68

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Solution

The fourth proportional to 199,087.20, 274,777.92 and 114,259.68 is: 157,699.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,087.20 : 274,777.92 = 114,259.68 : x
  2. Step 2: Convert to fraction form
    199,087.20/274,777.92 = 114,259.68/x
  3. Step 3: Cross multiply
    199,087.20x = 274,777.92 × 114,259.68
  4. Step 4: Simplify right side
    199,087.20x = 31,396,037,210.27
  5. Step 5: Solve for x
    x = 31,396,037,210.27/199,087.20
  6. Step 6: Final answer
    x = 157,699.93

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1.5x scale

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.