Home / 171,406.85-236,431.20-107,633.93

Finding the Fourth Proportional to 171,406.85, 236,431.20 and 107,633.93

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Solution

The fourth proportional to 171,406.85, 236,431.20 and 107,633.93 is: 148,465.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,406.85 : 236,431.20 = 107,633.93 : x
  2. Step 2: Convert to fraction form
    171,406.85/236,431.20 = 107,633.93/x
  3. Step 3: Cross multiply
    171,406.85x = 236,431.20 × 107,633.93
  4. Step 4: Simplify right side
    171,406.85x = 25,448,019,230.62
  5. Step 5: Solve for x
    x = 25,448,019,230.62/171,406.85
  6. Step 6: Final answer
    x = 148,465.59

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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.