Home / 75,743.88-104,528.70-43,481.34

Finding the Fourth Proportional to 75,743.88, 104,528.70 and 43,481.34

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Solution

The fourth proportional to 75,743.88, 104,528.70 and 43,481.34 is: 60,005.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,743.88 : 104,528.70 = 43,481.34 : x
  2. Step 2: Convert to fraction form
    75,743.88/104,528.70 = 43,481.34/x
  3. Step 3: Cross multiply
    75,743.88x = 104,528.70 × 43,481.34
  4. Step 4: Simplify right side
    75,743.88x = 4,545,047,944.46
  5. Step 5: Solve for x
    x = 4,545,047,944.46/75,743.88
  6. Step 6: Final answer
    x = 60,005.48

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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.