Home / 222,856.75-307,537.36-126,047.80

Finding the Fourth Proportional to 222,856.75, 307,537.36 and 126,047.80

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Solution

The fourth proportional to 222,856.75, 307,537.36 and 126,047.80 is: 173,943.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,856.75 : 307,537.36 = 126,047.80 : x
  2. Step 2: Convert to fraction form
    222,856.75/307,537.36 = 126,047.80/x
  3. Step 3: Cross multiply
    222,856.75x = 307,537.36 × 126,047.80
  4. Step 4: Simplify right side
    222,856.75x = 38,764,407,645.81
  5. Step 5: Solve for x
    x = 38,764,407,645.81/222,856.75
  6. Step 6: Final answer
    x = 173,943.16

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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.