Home / 118,945.60-178,390.56-34,684

Finding the Fourth Proportional to 118,945.60, 178,390.56 and 34,684

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Solution

The fourth proportional to 118,945.60, 178,390.56 and 34,684 is: 52,017.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,945.60 : 178,390.56 = 34,684 : x
  2. Step 2: Convert to fraction form
    118,945.60/178,390.56 = 34,684/x
  3. Step 3: Cross multiply
    118,945.60x = 178,390.56 × 34,684
  4. Step 4: Simplify right side
    118,945.60x = 6,187,298,183.04
  5. Step 5: Solve for x
    x = 6,187,298,183.04/118,945.60
  6. Step 6: Final answer
    x = 52,017.88

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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.