Home / 169,120.09-233,542.61-126,604.81

Finding the Fourth Proportional to 169,120.09, 233,542.61 and 126,604.81

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Solution

The fourth proportional to 169,120.09, 233,542.61 and 126,604.81 is: 174,832.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,120.09 : 233,542.61 = 126,604.81 : x
  2. Step 2: Convert to fraction form
    169,120.09/233,542.61 = 126,604.81/x
  3. Step 3: Cross multiply
    169,120.09x = 233,542.61 × 126,604.81
  4. Step 4: Simplify right side
    169,120.09x = 29,567,617,765.95
  5. Step 5: Solve for x
    x = 29,567,617,765.95/169,120.09
  6. Step 6: Final answer
    x = 174,832.08

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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.