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Finding the Fourth Proportional to 134,093.80, 188,256.20 and 134,093.80

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Solution

The fourth proportional to 134,093.80, 188,256.20 and 134,093.80 is: 188,256.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,093.80 : 188,256.20 = 134,093.80 : x
  2. Step 2: Convert to fraction form
    134,093.80/188,256.20 = 134,093.80/x
  3. Step 3: Cross multiply
    134,093.80x = 188,256.20 × 134,093.80
  4. Step 4: Simplify right side
    134,093.80x = 25,243,989,231.56
  5. Step 5: Solve for x
    x = 25,243,989,231.56/134,093.80
  6. Step 6: Final answer
    x = 188,256.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.