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Finding the Fourth Proportional to 58,963.41, 81,370.08 and 33,808.05

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Solution

The fourth proportional to 58,963.41, 81,370.08 and 33,808.05 is: 46,655.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,963.41 : 81,370.08 = 33,808.05 : x
  2. Step 2: Convert to fraction form
    58,963.41/81,370.08 = 33,808.05/x
  3. Step 3: Cross multiply
    58,963.41x = 81,370.08 × 33,808.05
  4. Step 4: Simplify right side
    58,963.41x = 2,750,963,733.14
  5. Step 5: Solve for x
    x = 2,750,963,733.14/58,963.41
  6. Step 6: Final answer
    x = 46,655.44

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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.