Home / 127,669.33-191,534.37-64,333.81

Finding the Fourth Proportional to 127,669.33, 191,534.37 and 64,333.81

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Solution

The fourth proportional to 127,669.33, 191,534.37 and 64,333.81 is: 96,516.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,669.33 : 191,534.37 = 64,333.81 : x
  2. Step 2: Convert to fraction form
    127,669.33/191,534.37 = 64,333.81/x
  3. Step 3: Cross multiply
    127,669.33x = 191,534.37 × 64,333.81
  4. Step 4: Simplify right side
    127,669.33x = 12,322,135,768.05
  5. Step 5: Solve for x
    x = 12,322,135,768.05/127,669.33
  6. Step 6: Final answer
    x = 96,516.02

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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.