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Finding the Fourth Proportional to 172,107.56, 237,503.07 and 94,583.03

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Solution

The fourth proportional to 172,107.56, 237,503.07 and 94,583.03 is: 130,521.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,107.56 : 237,503.07 = 94,583.03 : x
  2. Step 2: Convert to fraction form
    172,107.56/237,503.07 = 94,583.03/x
  3. Step 3: Cross multiply
    172,107.56x = 237,503.07 × 94,583.03
  4. Step 4: Simplify right side
    172,107.56x = 22,463,758,807.39
  5. Step 5: Solve for x
    x = 22,463,758,807.39/172,107.56
  6. Step 6: Final answer
    x = 130,521.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.