Home / 170,721.76-235,618.32-95,285.92

Finding the Fourth Proportional to 170,721.76, 235,618.32 and 95,285.92

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Solution

The fourth proportional to 170,721.76, 235,618.32 and 95,285.92 is: 131,507.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,721.76 : 235,618.32 = 95,285.92 : x
  2. Step 2: Convert to fraction form
    170,721.76/235,618.32 = 95,285.92/x
  3. Step 3: Cross multiply
    170,721.76x = 235,618.32 × 95,285.92
  4. Step 4: Simplify right side
    170,721.76x = 22,451,108,390.05
  5. Step 5: Solve for x
    x = 22,451,108,390.05/170,721.76
  6. Step 6: Final answer
    x = 131,507.01

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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.