Home / 126,774.99-174,958.38-70,190.01

Finding the Fourth Proportional to 126,774.99, 174,958.38 and 70,190.01

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Solution

The fourth proportional to 126,774.99, 174,958.38 and 70,190.01 is: 96,867.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,774.99 : 174,958.38 = 70,190.01 : x
  2. Step 2: Convert to fraction form
    126,774.99/174,958.38 = 70,190.01/x
  3. Step 3: Cross multiply
    126,774.99x = 174,958.38 × 70,190.01
  4. Step 4: Simplify right side
    126,774.99x = 12,280,330,441.78
  5. Step 5: Solve for x
    x = 12,280,330,441.78/126,774.99
  6. Step 6: Final answer
    x = 96,867.14

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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.