Home / 163,944.65-226,255.20-91,352.36

Finding the Fourth Proportional to 163,944.65, 226,255.20 and 91,352.36

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Solution

The fourth proportional to 163,944.65, 226,255.20 and 91,352.36 is: 126,072.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,944.65 : 226,255.20 = 91,352.36 : x
  2. Step 2: Convert to fraction form
    163,944.65/226,255.20 = 91,352.36/x
  3. Step 3: Cross multiply
    163,944.65x = 226,255.20 × 91,352.36
  4. Step 4: Simplify right side
    163,944.65x = 20,668,946,482.27
  5. Step 5: Solve for x
    x = 20,668,946,482.27/163,944.65
  6. Step 6: Final answer
    x = 126,072.71

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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.