Home / 191,384.29-263,836.60-134,619.49

Finding the Fourth Proportional to 191,384.29, 263,836.60 and 134,619.49

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Solution

The fourth proportional to 191,384.29, 263,836.60 and 134,619.49 is: 185,582.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,384.29 : 263,836.60 = 134,619.49 : x
  2. Step 2: Convert to fraction form
    191,384.29/263,836.60 = 134,619.49/x
  3. Step 3: Cross multiply
    191,384.29x = 263,836.60 × 134,619.49
  4. Step 4: Simplify right side
    191,384.29x = 35,517,548,535.33
  5. Step 5: Solve for x
    x = 35,517,548,535.33/191,384.29
  6. Step 6: Final answer
    x = 185,582.36

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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.