Home / 127,926.36-176,632.20-82,630.80

Finding the Fourth Proportional to 127,926.36, 176,632.20 and 82,630.80

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Solution

The fourth proportional to 127,926.36, 176,632.20 and 82,630.80 is: 114,091.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,926.36 : 176,632.20 = 82,630.80 : x
  2. Step 2: Convert to fraction form
    127,926.36/176,632.20 = 82,630.80/x
  3. Step 3: Cross multiply
    127,926.36x = 176,632.20 × 82,630.80
  4. Step 4: Simplify right side
    127,926.36x = 14,595,259,991.76
  5. Step 5: Solve for x
    x = 14,595,259,991.76/127,926.36
  6. Step 6: Final answer
    x = 114,091.11

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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.