Home / 118,842.32-178,297.08-48,771.92

Finding the Fourth Proportional to 118,842.32, 178,297.08 and 48,771.92

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Solution

The fourth proportional to 118,842.32, 178,297.08 and 48,771.92 is: 73,171.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,842.32 : 178,297.08 = 48,771.92 : x
  2. Step 2: Convert to fraction form
    118,842.32/178,297.08 = 48,771.92/x
  3. Step 3: Cross multiply
    118,842.32x = 178,297.08 × 48,771.92
  4. Step 4: Simplify right side
    118,842.32x = 8,695,890,921.99
  5. Step 5: Solve for x
    x = 8,695,890,921.99/118,842.32
  6. Step 6: Final answer
    x = 73,171.67

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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.