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Finding the Fourth Proportional to 124,996, 187,522.64 and 36,256.64

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Solution

The fourth proportional to 124,996, 187,522.64 and 36,256.64 is: 54,393.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,996 : 187,522.64 = 36,256.64 : x
  2. Step 2: Convert to fraction form
    124,996/187,522.64 = 36,256.64/x
  3. Step 3: Cross multiply
    124,996x = 187,522.64 × 36,256.64
  4. Step 4: Simplify right side
    124,996x = 6,798,940,850.33
  5. Step 5: Solve for x
    x = 6,798,940,850.33/124,996
  6. Step 6: Final answer
    x = 54,393.27

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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.