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Finding the Fourth Proportional to 82,508.94, 113,864.40 and 44,783.10

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Solution

The fourth proportional to 82,508.94, 113,864.40 and 44,783.10 is: 61,801.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,508.94 : 113,864.40 = 44,783.10 : x
  2. Step 2: Convert to fraction form
    82,508.94/113,864.40 = 44,783.10/x
  3. Step 3: Cross multiply
    82,508.94x = 113,864.40 × 44,783.10
  4. Step 4: Simplify right side
    82,508.94x = 5,099,200,811.64
  5. Step 5: Solve for x
    x = 5,099,200,811.64/82,508.94
  6. Step 6: Final answer
    x = 61,801.80

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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.