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Finding the Fourth Proportional to 58,917.84, 88,524.38 and 55,374.90

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Solution

The fourth proportional to 58,917.84, 88,524.38 and 55,374.90 is: 83,201.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,917.84 : 88,524.38 = 55,374.90 : x
  2. Step 2: Convert to fraction form
    58,917.84/88,524.38 = 55,374.90/x
  3. Step 3: Cross multiply
    58,917.84x = 88,524.38 × 55,374.90
  4. Step 4: Simplify right side
    58,917.84x = 4,902,028,690.06
  5. Step 5: Solve for x
    x = 4,902,028,690.06/58,917.84
  6. Step 6: Final answer
    x = 83,201.09

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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.