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Finding the Fourth Proportional to 59,376.05, 81,927.43 and 33,881.78

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Solution

The fourth proportional to 59,376.05, 81,927.43 and 33,881.78 is: 46,750.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,376.05 : 81,927.43 = 33,881.78 : x
  2. Step 2: Convert to fraction form
    59,376.05/81,927.43 = 33,881.78/x
  3. Step 3: Cross multiply
    59,376.05x = 81,927.43 × 33,881.78
  4. Step 4: Simplify right side
    59,376.05x = 2,775,847,009.08
  5. Step 5: Solve for x
    x = 2,775,847,009.08/59,376.05
  6. Step 6: Final answer
    x = 46,750.28

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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.