Home / 126,042.21-173,937.42-69,453.60

Finding the Fourth Proportional to 126,042.21, 173,937.42 and 69,453.60

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Solution

The fourth proportional to 126,042.21, 173,937.42 and 69,453.60 is: 95,845.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,042.21 : 173,937.42 = 69,453.60 : x
  2. Step 2: Convert to fraction form
    126,042.21/173,937.42 = 69,453.60/x
  3. Step 3: Cross multiply
    126,042.21x = 173,937.42 × 69,453.60
  4. Step 4: Simplify right side
    126,042.21x = 12,080,579,993.71
  5. Step 5: Solve for x
    x = 12,080,579,993.71/126,042.21
  6. Step 6: Final answer
    x = 95,845.51

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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.