Home / 119,540.96-164,610.45-116,888.75

Finding the Fourth Proportional to 119,540.96, 164,610.45 and 116,888.75

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Solution

The fourth proportional to 119,540.96, 164,610.45 and 116,888.75 is: 160,958.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,540.96 : 164,610.45 = 116,888.75 : x
  2. Step 2: Convert to fraction form
    119,540.96/164,610.45 = 116,888.75/x
  3. Step 3: Cross multiply
    119,540.96x = 164,610.45 × 116,888.75
  4. Step 4: Simplify right side
    119,540.96x = 19,241,109,737.44
  5. Step 5: Solve for x
    x = 19,241,109,737.44/119,540.96
  6. Step 6: Final answer
    x = 160,958.30

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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.