Home / 169,853.36-234,391.73-109,426.55

Finding the Fourth Proportional to 169,853.36, 234,391.73 and 109,426.55

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Solution

The fourth proportional to 169,853.36, 234,391.73 and 109,426.55 is: 151,004.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,853.36 : 234,391.73 = 109,426.55 : x
  2. Step 2: Convert to fraction form
    169,853.36/234,391.73 = 109,426.55/x
  3. Step 3: Cross multiply
    169,853.36x = 234,391.73 × 109,426.55
  4. Step 4: Simplify right side
    169,853.36x = 25,648,676,643.34
  5. Step 5: Solve for x
    x = 25,648,676,643.34/169,853.36
  6. Step 6: Final answer
    x = 151,004.83

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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.