Home / 191,309.28-263,897.52-114,807.84

Finding the Fourth Proportional to 191,309.28, 263,897.52 and 114,807.84

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Solution

The fourth proportional to 191,309.28, 263,897.52 and 114,807.84 is: 158,369.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,309.28 : 263,897.52 = 114,807.84 : x
  2. Step 2: Convert to fraction form
    191,309.28/263,897.52 = 114,807.84/x
  3. Step 3: Cross multiply
    191,309.28x = 263,897.52 × 114,807.84
  4. Step 4: Simplify right side
    191,309.28x = 30,297,504,252.56
  5. Step 5: Solve for x
    x = 30,297,504,252.56/191,309.28
  6. Step 6: Final answer
    x = 158,369.23

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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.