Home / 120,949.59-166,932.26-69,955.23

Finding the Fourth Proportional to 120,949.59, 166,932.26 and 69,955.23

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Solution

The fourth proportional to 120,949.59, 166,932.26 and 69,955.23 is: 96,550.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,949.59 : 166,932.26 = 69,955.23 : x
  2. Step 2: Convert to fraction form
    120,949.59/166,932.26 = 69,955.23/x
  3. Step 3: Cross multiply
    120,949.59x = 166,932.26 × 69,955.23
  4. Step 4: Simplify right side
    120,949.59x = 11,677,784,642.72
  5. Step 5: Solve for x
    x = 11,677,784,642.72/120,949.59
  6. Step 6: Final answer
    x = 96,550.84

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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.