Home / 126,418.68-174,453.81-69,057.08

Finding the Fourth Proportional to 126,418.68, 174,453.81 and 69,057.08

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Solution

The fourth proportional to 126,418.68, 174,453.81 and 69,057.08 is: 95,296.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,418.68 : 174,453.81 = 69,057.08 : x
  2. Step 2: Convert to fraction form
    126,418.68/174,453.81 = 69,057.08/x
  3. Step 3: Cross multiply
    126,418.68x = 174,453.81 × 69,057.08
  4. Step 4: Simplify right side
    126,418.68x = 12,047,270,713.47
  5. Step 5: Solve for x
    x = 12,047,270,713.47/126,418.68
  6. Step 6: Final answer
    x = 95,296.60

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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.