Home / 163,933.49-226,239.91-91,342.42

Finding the Fourth Proportional to 163,933.49, 226,239.91 and 91,342.42

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Solution

The fourth proportional to 163,933.49, 226,239.91 and 91,342.42 is: 126,059.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,933.49 : 226,239.91 = 91,342.42 : x
  2. Step 2: Convert to fraction form
    163,933.49/226,239.91 = 91,342.42/x
  3. Step 3: Cross multiply
    163,933.49x = 226,239.91 × 91,342.42
  4. Step 4: Simplify right side
    163,933.49x = 20,665,300,086.03
  5. Step 5: Solve for x
    x = 20,665,300,086.03/163,933.49
  6. Step 6: Final answer
    x = 126,059.05

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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.