Home / 164,667.09-227,241.53-89,215.59

Finding the Fourth Proportional to 164,667.09, 227,241.53 and 89,215.59

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Solution

The fourth proportional to 164,667.09, 227,241.53 and 89,215.59 is: 123,118.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,667.09 : 227,241.53 = 89,215.59 : x
  2. Step 2: Convert to fraction form
    164,667.09/227,241.53 = 89,215.59/x
  3. Step 3: Cross multiply
    164,667.09x = 227,241.53 × 89,215.59
  4. Step 4: Simplify right side
    164,667.09x = 20,273,487,171.45
  5. Step 5: Solve for x
    x = 20,273,487,171.45/164,667.09
  6. Step 6: Final answer
    x = 123,118.03

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1.5x scale

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.