Home / 118,960.04-178,448.27-34,720.90

Finding the Fourth Proportional to 118,960.04, 178,448.27 and 34,720.90

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Solution

The fourth proportional to 118,960.04, 178,448.27 and 34,720.90 is: 52,083.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,960.04 : 178,448.27 = 34,720.90 : x
  2. Step 2: Convert to fraction form
    118,960.04/178,448.27 = 34,720.90/x
  3. Step 3: Cross multiply
    118,960.04x = 178,448.27 × 34,720.90
  4. Step 4: Simplify right side
    118,960.04x = 6,195,884,921.89
  5. Step 5: Solve for x
    x = 6,195,884,921.89/118,960.04
  6. Step 6: Final answer
    x = 52,083.75

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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.