Home / 126,224.43-174,189.70-69,635.80

Finding the Fourth Proportional to 126,224.43, 174,189.70 and 69,635.80

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Solution

The fourth proportional to 126,224.43, 174,189.70 and 69,635.80 is: 96,097.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,224.43 : 174,189.70 = 69,635.80 : x
  2. Step 2: Convert to fraction form
    126,224.43/174,189.70 = 69,635.80/x
  3. Step 3: Cross multiply
    126,224.43x = 174,189.70 × 69,635.80
  4. Step 4: Simplify right side
    126,224.43x = 12,129,839,111.26
  5. Step 5: Solve for x
    x = 12,129,839,111.26/126,224.43
  6. Step 6: Final answer
    x = 96,097.40

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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.