Home / 185,842.54-278,074.90-111,003.40

Finding the Fourth Proportional to 185,842.54, 278,074.90 and 111,003.40

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Solution

The fourth proportional to 185,842.54, 278,074.90 and 111,003.40 is: 166,093.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,842.54 : 278,074.90 = 111,003.40 : x
  2. Step 2: Convert to fraction form
    185,842.54/278,074.90 = 111,003.40/x
  3. Step 3: Cross multiply
    185,842.54x = 278,074.90 × 111,003.40
  4. Step 4: Simplify right side
    185,842.54x = 30,867,259,354.66
  5. Step 5: Solve for x
    x = 30,867,259,354.66/185,842.54
  6. Step 6: Final answer
    x = 166,093.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.