Home / 126,831.40-190,232.70-33,346.60

Finding the Fourth Proportional to 126,831.40, 190,232.70 and 33,346.60

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Solution

The fourth proportional to 126,831.40, 190,232.70 and 33,346.60 is: 50,016.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,831.40 : 190,232.70 = 33,346.60 : x
  2. Step 2: Convert to fraction form
    126,831.40/190,232.70 = 33,346.60/x
  3. Step 3: Cross multiply
    126,831.40x = 190,232.70 × 33,346.60
  4. Step 4: Simplify right side
    126,831.40x = 6,343,613,753.82
  5. Step 5: Solve for x
    x = 6,343,613,753.82/126,831.40
  6. Step 6: Final answer
    x = 50,016.11

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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.