Home / 77,096.54-115,661.81-32,761.19

Finding the Fourth Proportional to 77,096.54, 115,661.81 and 32,761.19

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Solution

The fourth proportional to 77,096.54, 115,661.81 and 32,761.19 is: 49,149.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,096.54 : 115,661.81 = 32,761.19 : x
  2. Step 2: Convert to fraction form
    77,096.54/115,661.81 = 32,761.19/x
  3. Step 3: Cross multiply
    77,096.54x = 115,661.81 × 32,761.19
  4. Step 4: Simplify right side
    77,096.54x = 3,789,218,904.21
  5. Step 5: Solve for x
    x = 3,789,218,904.21/77,096.54
  6. Step 6: Final answer
    x = 49,149.01

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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.