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Finding the Fourth Proportional to 58,921.39, 88,208.43 and 38,893.94

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Solution

The fourth proportional to 58,921.39, 88,208.43 and 38,893.94 is: 58,226.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,921.39 : 88,208.43 = 38,893.94 : x
  2. Step 2: Convert to fraction form
    58,921.39/88,208.43 = 38,893.94/x
  3. Step 3: Cross multiply
    58,921.39x = 88,208.43 × 38,893.94
  4. Step 4: Simplify right side
    58,921.39x = 3,430,773,383.91
  5. Step 5: Solve for x
    x = 3,430,773,383.91/58,921.39
  6. Step 6: Final answer
    x = 58,226.28

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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.