Home / 118,857.57-178,296.07-48,737.49

Finding the Fourth Proportional to 118,857.57, 178,296.07 and 48,737.49

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Solution

The fourth proportional to 118,857.57, 178,296.07 and 48,737.49 is: 73,110.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,857.57 : 178,296.07 = 48,737.49 : x
  2. Step 2: Convert to fraction form
    118,857.57/178,296.07 = 48,737.49/x
  3. Step 3: Cross multiply
    118,857.57x = 178,296.07 × 48,737.49
  4. Step 4: Simplify right side
    118,857.57x = 8,689,702,928.66
  5. Step 5: Solve for x
    x = 8,689,702,928.66/118,857.57
  6. Step 6: Final answer
    x = 73,110.22

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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.