Home / 188,837.22-283,256.60-76,519.59

Finding the Fourth Proportional to 188,837.22, 283,256.60 and 76,519.59

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Solution

The fourth proportional to 188,837.22, 283,256.60 and 76,519.59 is: 114,779.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,837.22 : 283,256.60 = 76,519.59 : x
  2. Step 2: Convert to fraction form
    188,837.22/283,256.60 = 76,519.59/x
  3. Step 3: Cross multiply
    188,837.22x = 283,256.60 × 76,519.59
  4. Step 4: Simplify right side
    188,837.22x = 21,674,677,451.98
  5. Step 5: Solve for x
    x = 21,674,677,451.98/188,837.22
  6. Step 6: Final answer
    x = 114,779.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.