Home / 126,816.09-190,227.62-38,069.62

Finding the Fourth Proportional to 126,816.09, 190,227.62 and 38,069.62

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Solution

The fourth proportional to 126,816.09, 190,227.62 and 38,069.62 is: 57,105.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,816.09 : 190,227.62 = 38,069.62 : x
  2. Step 2: Convert to fraction form
    126,816.09/190,227.62 = 38,069.62/x
  3. Step 3: Cross multiply
    126,816.09x = 190,227.62 × 38,069.62
  4. Step 4: Simplify right side
    126,816.09x = 7,241,892,826.51
  5. Step 5: Solve for x
    x = 7,241,892,826.51/126,816.09
  6. Step 6: Final answer
    x = 57,105.47

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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.