Home / 191,384.82-263,837.28-134,620.02

Finding the Fourth Proportional to 191,384.82, 263,837.28 and 134,620.02

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Solution

The fourth proportional to 191,384.82, 263,837.28 and 134,620.02 is: 185,583.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,384.82 : 263,837.28 = 134,620.02 : x
  2. Step 2: Convert to fraction form
    191,384.82/263,837.28 = 134,620.02/x
  3. Step 3: Cross multiply
    191,384.82x = 263,837.28 × 134,620.02
  4. Step 4: Simplify right side
    191,384.82x = 35,517,779,910.35
  5. Step 5: Solve for x
    x = 35,517,779,910.35/191,384.82
  6. Step 6: Final answer
    x = 185,583.06

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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.