Home / 161,263.13-241,945.72-72,524.39

Finding the Fourth Proportional to 161,263.13, 241,945.72 and 72,524.39

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Solution

The fourth proportional to 161,263.13, 241,945.72 and 72,524.39 is: 108,809.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,263.13 : 241,945.72 = 72,524.39 : x
  2. Step 2: Convert to fraction form
    161,263.13/241,945.72 = 72,524.39/x
  3. Step 3: Cross multiply
    161,263.13x = 241,945.72 × 72,524.39
  4. Step 4: Simplify right side
    161,263.13x = 17,546,964,365.07
  5. Step 5: Solve for x
    x = 17,546,964,365.07/161,263.13
  6. Step 6: Final answer
    x = 108,809.53

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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.