Home / 133,800.80-184,653.64-88,399.14

Finding the Fourth Proportional to 133,800.80, 184,653.64 and 88,399.14

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Solution

The fourth proportional to 133,800.80, 184,653.64 and 88,399.14 is: 121,996.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,800.80 : 184,653.64 = 88,399.14 : x
  2. Step 2: Convert to fraction form
    133,800.80/184,653.64 = 88,399.14/x
  3. Step 3: Cross multiply
    133,800.80x = 184,653.64 × 88,399.14
  4. Step 4: Simplify right side
    133,800.80x = 16,323,222,973.87
  5. Step 5: Solve for x
    x = 16,323,222,973.87/133,800.80
  6. Step 6: Final answer
    x = 121,996.45

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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.