Home / 126,792.54-190,161.27-38,022.21

Finding the Fourth Proportional to 126,792.54, 190,161.27 and 38,022.21

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Solution

The fourth proportional to 126,792.54, 190,161.27 and 38,022.21 is: 57,025.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,792.54 : 190,161.27 = 38,022.21 : x
  2. Step 2: Convert to fraction form
    126,792.54/190,161.27 = 38,022.21/x
  3. Step 3: Cross multiply
    126,792.54x = 190,161.27 × 38,022.21
  4. Step 4: Simplify right side
    126,792.54x = 7,230,351,741.81
  5. Step 5: Solve for x
    x = 7,230,351,741.81/126,792.54
  6. Step 6: Final answer
    x = 57,025.06

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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.