Home / 170,109.92-254,998.32-63,415.76

Finding the Fourth Proportional to 170,109.92, 254,998.32 and 63,415.76

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Solution

The fourth proportional to 170,109.92, 254,998.32 and 63,415.76 is: 95,061.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,109.92 : 254,998.32 = 63,415.76 : x
  2. Step 2: Convert to fraction form
    170,109.92/254,998.32 = 63,415.76/x
  3. Step 3: Cross multiply
    170,109.92x = 254,998.32 × 63,415.76
  4. Step 4: Simplify right side
    170,109.92x = 16,170,912,261.52
  5. Step 5: Solve for x
    x = 16,170,912,261.52/170,109.92
  6. Step 6: Final answer
    x = 95,061.55

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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.