Home / 170,849.44-235,709.76-107,164

Finding the Fourth Proportional to 170,849.44, 235,709.76 and 107,164

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Solution

The fourth proportional to 170,849.44, 235,709.76 and 107,164 is: 147,847.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,849.44 : 235,709.76 = 107,164 : x
  2. Step 2: Convert to fraction form
    170,849.44/235,709.76 = 107,164/x
  3. Step 3: Cross multiply
    170,849.44x = 235,709.76 × 107,164
  4. Step 4: Simplify right side
    170,849.44x = 25,259,600,720.64
  5. Step 5: Solve for x
    x = 25,259,600,720.64/170,849.44
  6. Step 6: Final answer
    x = 147,847.14

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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.