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Finding the Fourth Proportional to 82,059.80, 123,040.46 and 37,630.89

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Solution

The fourth proportional to 82,059.80, 123,040.46 and 37,630.89 is: 56,423.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,059.80 : 123,040.46 = 37,630.89 : x
  2. Step 2: Convert to fraction form
    82,059.80/123,040.46 = 37,630.89/x
  3. Step 3: Cross multiply
    82,059.80x = 123,040.46 × 37,630.89
  4. Step 4: Simplify right side
    82,059.80x = 4,630,122,109.89
  5. Step 5: Solve for x
    x = 4,630,122,109.89/82,059.80
  6. Step 6: Final answer
    x = 56,423.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.