Home / 199,257.06-274,981.77-113,214.81

Finding the Fourth Proportional to 199,257.06, 274,981.77 and 113,214.81

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Solution

The fourth proportional to 199,257.06, 274,981.77 and 113,214.81 is: 156,240.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,257.06 : 274,981.77 = 113,214.81 : x
  2. Step 2: Convert to fraction form
    199,257.06/274,981.77 = 113,214.81/x
  3. Step 3: Cross multiply
    199,257.06x = 274,981.77 × 113,214.81
  4. Step 4: Simplify right side
    199,257.06x = 31,132,008,844.01
  5. Step 5: Solve for x
    x = 31,132,008,844.01/199,257.06
  6. Step 6: Final answer
    x = 156,240.43

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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.