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Finding the Fourth Proportional to 58,855.76, 81,219.24 and 33,364.48

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Solution

The fourth proportional to 58,855.76, 81,219.24 and 33,364.48 is: 46,042.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,855.76 : 81,219.24 = 33,364.48 : x
  2. Step 2: Convert to fraction form
    58,855.76/81,219.24 = 33,364.48/x
  3. Step 3: Cross multiply
    58,855.76x = 81,219.24 × 33,364.48
  4. Step 4: Simplify right side
    58,855.76x = 2,709,837,708.60
  5. Step 5: Solve for x
    x = 2,709,837,708.60/58,855.76
  6. Step 6: Final answer
    x = 46,042.01

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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.