Home / 171,423.56-236,536.40-107,716.26

Finding the Fourth Proportional to 171,423.56, 236,536.40 and 107,716.26

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Solution

The fourth proportional to 171,423.56, 236,536.40 and 107,716.26 is: 148,630.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,423.56 : 236,536.40 = 107,716.26 : x
  2. Step 2: Convert to fraction form
    171,423.56/236,536.40 = 107,716.26/x
  3. Step 3: Cross multiply
    171,423.56x = 236,536.40 × 107,716.26
  4. Step 4: Simplify right side
    171,423.56x = 25,478,816,361.86
  5. Step 5: Solve for x
    x = 25,478,816,361.86/171,423.56
  6. Step 6: Final answer
    x = 148,630.77

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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.