Home / 86,112.28-129,048.13-41,727.25

Finding the Fourth Proportional to 86,112.28, 129,048.13 and 41,727.25

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Solution

The fourth proportional to 86,112.28, 129,048.13 and 41,727.25 is: 62,532.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,112.28 : 129,048.13 = 41,727.25 : x
  2. Step 2: Convert to fraction form
    86,112.28/129,048.13 = 41,727.25/x
  3. Step 3: Cross multiply
    86,112.28x = 129,048.13 × 41,727.25
  4. Step 4: Simplify right side
    86,112.28x = 5,384,823,582.54
  5. Step 5: Solve for x
    x = 5,384,823,582.54/86,112.28
  6. Step 6: Final answer
    x = 62,532.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.