Home / 163,932.96-226,231.35-91,340.76

Finding the Fourth Proportional to 163,932.96, 226,231.35 and 91,340.76

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Solution

The fourth proportional to 163,932.96, 226,231.35 and 91,340.76 is: 126,052.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,932.96 : 226,231.35 = 91,340.76 : x
  2. Step 2: Convert to fraction form
    163,932.96/226,231.35 = 91,340.76/x
  3. Step 3: Cross multiply
    163,932.96x = 226,231.35 × 91,340.76
  4. Step 4: Simplify right side
    163,932.96x = 20,664,143,950.67
  5. Step 5: Solve for x
    x = 20,664,143,950.67/163,932.96
  6. Step 6: Final answer
    x = 126,052.40

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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.