Home / 77,016.08-115,500.60-32,642

Finding the Fourth Proportional to 77,016.08, 115,500.60 and 32,642

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Solution

The fourth proportional to 77,016.08, 115,500.60 and 32,642 is: 48,953.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,016.08 : 115,500.60 = 32,642 : x
  2. Step 2: Convert to fraction form
    77,016.08/115,500.60 = 32,642/x
  3. Step 3: Cross multiply
    77,016.08x = 115,500.60 × 32,642
  4. Step 4: Simplify right side
    77,016.08x = 3,770,170,585.20
  5. Step 5: Solve for x
    x = 3,770,170,585.20/77,016.08
  6. Step 6: Final answer
    x = 48,953.03

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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.