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Finding the Fourth Proportional to 94,348.88, 130,201.45 and 51,906.50

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Solution

The fourth proportional to 94,348.88, 130,201.45 and 51,906.50 is: 71,630.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,348.88 : 130,201.45 = 51,906.50 : x
  2. Step 2: Convert to fraction form
    94,348.88/130,201.45 = 51,906.50/x
  3. Step 3: Cross multiply
    94,348.88x = 130,201.45 × 51,906.50
  4. Step 4: Simplify right side
    94,348.88x = 6,758,301,564.43
  5. Step 5: Solve for x
    x = 6,758,301,564.43/94,348.88
  6. Step 6: Final answer
    x = 71,630.97

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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.