Home / 167,039.04-230,513.76-91,588.80

Finding the Fourth Proportional to 167,039.04, 230,513.76 and 91,588.80

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Solution

The fourth proportional to 167,039.04, 230,513.76 and 91,588.80 is: 126,392.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,039.04 : 230,513.76 = 91,588.80 : x
  2. Step 2: Convert to fraction form
    167,039.04/230,513.76 = 91,588.80/x
  3. Step 3: Cross multiply
    167,039.04x = 230,513.76 × 91,588.80
  4. Step 4: Simplify right side
    167,039.04x = 21,112,478,661.89
  5. Step 5: Solve for x
    x = 21,112,478,661.89/167,039.04
  6. Step 6: Final answer
    x = 126,392.48

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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.