Home / 191,378.82-263,829-134,614.02

Finding the Fourth Proportional to 191,378.82, 263,829 and 134,614.02

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Solution

The fourth proportional to 191,378.82, 263,829 and 134,614.02 is: 185,574.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,378.82 : 263,829 = 134,614.02 : x
  2. Step 2: Convert to fraction form
    191,378.82/263,829 = 134,614.02/x
  3. Step 3: Cross multiply
    191,378.82x = 263,829 × 134,614.02
  4. Step 4: Simplify right side
    191,378.82x = 35,515,082,282.58
  5. Step 5: Solve for x
    x = 35,515,082,282.58/191,378.82
  6. Step 6: Final answer
    x = 185,574.78

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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.