Home / 335,112.73-502,511.16-121,730.22

Finding the Fourth Proportional to 335,112.73, 502,511.16 and 121,730.22

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Solution

The fourth proportional to 335,112.73, 502,511.16 and 121,730.22 is: 182,537.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,112.73 : 502,511.16 = 121,730.22 : x
  2. Step 2: Convert to fraction form
    335,112.73/502,511.16 = 121,730.22/x
  3. Step 3: Cross multiply
    335,112.73x = 502,511.16 × 121,730.22
  4. Step 4: Simplify right side
    335,112.73x = 61,170,794,059.26
  5. Step 5: Solve for x
    x = 61,170,794,059.26/335,112.73
  6. Step 6: Final answer
    x = 182,537.96

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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.