Home / 163,933.76-226,222.48-91,334.96

Finding the Fourth Proportional to 163,933.76, 226,222.48 and 91,334.96

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Solution

The fourth proportional to 163,933.76, 226,222.48 and 91,334.96 is: 126,038.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,933.76 : 226,222.48 = 91,334.96 : x
  2. Step 2: Convert to fraction form
    163,933.76/226,222.48 = 91,334.96/x
  3. Step 3: Cross multiply
    163,933.76x = 226,222.48 × 91,334.96
  4. Step 4: Simplify right side
    163,933.76x = 20,662,021,161.90
  5. Step 5: Solve for x
    x = 20,662,021,161.90/163,933.76
  6. Step 6: Final answer
    x = 126,038.84

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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.