Home / 164,430.82-226,914.40-88,979.32

Finding the Fourth Proportional to 164,430.82, 226,914.40 and 88,979.32

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Solution

The fourth proportional to 164,430.82, 226,914.40 and 88,979.32 is: 122,791.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,430.82 : 226,914.40 = 88,979.32 : x
  2. Step 2: Convert to fraction form
    164,430.82/226,914.40 = 88,979.32/x
  3. Step 3: Cross multiply
    164,430.82x = 226,914.40 × 88,979.32
  4. Step 4: Simplify right side
    164,430.82x = 20,190,688,220.47
  5. Step 5: Solve for x
    x = 20,190,688,220.47/164,430.82
  6. Step 6: Final answer
    x = 122,791.39

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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.