Home / 191,163.06-263,818.89-114,685.47

Finding the Fourth Proportional to 191,163.06, 263,818.89 and 114,685.47

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Solution

The fourth proportional to 191,163.06, 263,818.89 and 114,685.47 is: 158,274.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,163.06 : 263,818.89 = 114,685.47 : x
  2. Step 2: Convert to fraction form
    191,163.06/263,818.89 = 114,685.47/x
  3. Step 3: Cross multiply
    191,163.06x = 263,818.89 × 114,685.47
  4. Step 4: Simplify right side
    191,163.06x = 30,256,193,394.53
  5. Step 5: Solve for x
    x = 30,256,193,394.53/191,163.06
  6. Step 6: Final answer
    x = 158,274.27

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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.