Home / 163,812.12-226,067.99-92,196.78

Finding the Fourth Proportional to 163,812.12, 226,067.99 and 92,196.78

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Solution

The fourth proportional to 163,812.12, 226,067.99 and 92,196.78 is: 127,235.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,812.12 : 226,067.99 = 92,196.78 : x
  2. Step 2: Convert to fraction form
    163,812.12/226,067.99 = 92,196.78/x
  3. Step 3: Cross multiply
    163,812.12x = 226,067.99 × 92,196.78
  4. Step 4: Simplify right side
    163,812.12x = 20,842,740,739.07
  5. Step 5: Solve for x
    x = 20,842,740,739.07/163,812.12
  6. Step 6: Final answer
    x = 127,235.64

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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.