Home / 118,861.77-178,227.05-48,790.29

Finding the Fourth Proportional to 118,861.77, 178,227.05 and 48,790.29

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Solution

The fourth proportional to 118,861.77, 178,227.05 and 48,790.29 is: 73,158.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,861.77 : 178,227.05 = 48,790.29 : x
  2. Step 2: Convert to fraction form
    118,861.77/178,227.05 = 48,790.29/x
  3. Step 3: Cross multiply
    118,861.77x = 178,227.05 × 48,790.29
  4. Step 4: Simplify right side
    118,861.77x = 8,695,749,211.39
  5. Step 5: Solve for x
    x = 8,695,749,211.39/118,861.77
  6. Step 6: Final answer
    x = 73,158.50

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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.