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Finding the Fourth Proportional to 82,628.34, 114,027.12 and 44,902.50

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Solution

The fourth proportional to 82,628.34, 114,027.12 and 44,902.50 is: 61,965.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,628.34 : 114,027.12 = 44,902.50 : x
  2. Step 2: Convert to fraction form
    82,628.34/114,027.12 = 44,902.50/x
  3. Step 3: Cross multiply
    82,628.34x = 114,027.12 × 44,902.50
  4. Step 4: Simplify right side
    82,628.34x = 5,120,102,755.80
  5. Step 5: Solve for x
    x = 5,120,102,755.80/82,628.34
  6. Step 6: Final answer
    x = 61,965.46

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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.