Home / 96,664.28-133,093.56-87,806.93

Finding the Fourth Proportional to 96,664.28, 133,093.56 and 87,806.93

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Solution

The fourth proportional to 96,664.28, 133,093.56 and 87,806.93 is: 120,898.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,664.28 : 133,093.56 = 87,806.93 : x
  2. Step 2: Convert to fraction form
    96,664.28/133,093.56 = 87,806.93/x
  3. Step 3: Cross multiply
    96,664.28x = 133,093.56 × 87,806.93
  4. Step 4: Simplify right side
    96,664.28x = 11,686,536,906.37
  5. Step 5: Solve for x
    x = 11,686,536,906.37/96,664.28
  6. Step 6: Final answer
    x = 120,898.19

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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.