Home / 118,993.24-178,402.38-56,707.48

Finding the Fourth Proportional to 118,993.24, 178,402.38 and 56,707.48

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Solution

The fourth proportional to 118,993.24, 178,402.38 and 56,707.48 is: 85,019.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,993.24 : 178,402.38 = 56,707.48 : x
  2. Step 2: Convert to fraction form
    118,993.24/178,402.38 = 56,707.48/x
  3. Step 3: Cross multiply
    118,993.24x = 178,402.38 × 56,707.48
  4. Step 4: Simplify right side
    118,993.24x = 10,116,749,395.80
  5. Step 5: Solve for x
    x = 10,116,749,395.80/118,993.24
  6. Step 6: Final answer
    x = 85,019.53

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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.