Home / 167,118.82-230,634.93-91,667.32

Finding the Fourth Proportional to 167,118.82, 230,634.93 and 91,667.32

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Solution

The fourth proportional to 167,118.82, 230,634.93 and 91,667.32 is: 126,506.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,118.82 : 230,634.93 = 91,667.32 : x
  2. Step 2: Convert to fraction form
    167,118.82/230,634.93 = 91,667.32/x
  3. Step 3: Cross multiply
    167,118.82x = 230,634.93 × 91,667.32
  4. Step 4: Simplify right side
    167,118.82x = 21,141,685,931.49
  5. Step 5: Solve for x
    x = 21,141,685,931.49/167,118.82
  6. Step 6: Final answer
    x = 126,506.91

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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.