Home / 117,540.24-176,272.92-38,636.28

Finding the Fourth Proportional to 117,540.24, 176,272.92 and 38,636.28

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Solution

The fourth proportional to 117,540.24, 176,272.92 and 38,636.28 is: 57,942.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,540.24 : 176,272.92 = 38,636.28 : x
  2. Step 2: Convert to fraction form
    117,540.24/176,272.92 = 38,636.28/x
  3. Step 3: Cross multiply
    117,540.24x = 176,272.92 × 38,636.28
  4. Step 4: Simplify right side
    117,540.24x = 6,810,529,893.54
  5. Step 5: Solve for x
    x = 6,810,529,893.54/117,540.24
  6. Step 6: Final answer
    x = 57,942.11

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1.5x scale

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.