Home / 115,527.32-172,896.68-96,828.48

Finding the Fourth Proportional to 115,527.32, 172,896.68 and 96,828.48

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Solution

The fourth proportional to 115,527.32, 172,896.68 and 96,828.48 is: 144,912.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,527.32 : 172,896.68 = 96,828.48 : x
  2. Step 2: Convert to fraction form
    115,527.32/172,896.68 = 96,828.48/x
  3. Step 3: Cross multiply
    115,527.32x = 172,896.68 × 96,828.48
  4. Step 4: Simplify right side
    115,527.32x = 16,741,322,721.45
  5. Step 5: Solve for x
    x = 16,741,322,721.45/115,527.32
  6. Step 6: Final answer
    x = 144,912.24

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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.