Home / 113,679.18-170,471.86-38,805.37

Finding the Fourth Proportional to 113,679.18, 170,471.86 and 38,805.37

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Solution

The fourth proportional to 113,679.18, 170,471.86 and 38,805.37 is: 58,192.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,679.18 : 170,471.86 = 38,805.37 : x
  2. Step 2: Convert to fraction form
    113,679.18/170,471.86 = 38,805.37/x
  3. Step 3: Cross multiply
    113,679.18x = 170,471.86 × 38,805.37
  4. Step 4: Simplify right side
    113,679.18x = 6,615,222,938.37
  5. Step 5: Solve for x
    x = 6,615,222,938.37/113,679.18
  6. Step 6: Final answer
    x = 58,192.03

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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.