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Finding the Fourth Proportional to 82,392.39, 113,701.68 and 44,666.64

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Solution

The fourth proportional to 82,392.39, 113,701.68 and 44,666.64 is: 61,640.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,392.39 : 113,701.68 = 44,666.64 : x
  2. Step 2: Convert to fraction form
    82,392.39/113,701.68 = 44,666.64/x
  3. Step 3: Cross multiply
    82,392.39x = 113,701.68 × 44,666.64
  4. Step 4: Simplify right side
    82,392.39x = 5,078,672,007.96
  5. Step 5: Solve for x
    x = 5,078,672,007.96/82,392.39
  6. Step 6: Final answer
    x = 61,640.06

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1.5x scale

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.