Home / 133,914.11-184,801.47-76,554.68

Finding the Fourth Proportional to 133,914.11, 184,801.47 and 76,554.68

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Solution

The fourth proportional to 133,914.11, 184,801.47 and 76,554.68 is: 105,645.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,914.11 : 184,801.47 = 76,554.68 : x
  2. Step 2: Convert to fraction form
    133,914.11/184,801.47 = 76,554.68/x
  3. Step 3: Cross multiply
    133,914.11x = 184,801.47 × 76,554.68
  4. Step 4: Simplify right side
    133,914.11x = 14,147,417,399.38
  5. Step 5: Solve for x
    x = 14,147,417,399.38/133,914.11
  6. Step 6: Final answer
    x = 105,645.46

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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.