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Finding the Fourth Proportional to 82,953.64, 114,475.84 and 45,227.89

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Solution

The fourth proportional to 82,953.64, 114,475.84 and 45,227.89 is: 62,414.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,953.64 : 114,475.84 = 45,227.89 : x
  2. Step 2: Convert to fraction form
    82,953.64/114,475.84 = 45,227.89/x
  3. Step 3: Cross multiply
    82,953.64x = 114,475.84 × 45,227.89
  4. Step 4: Simplify right side
    82,953.64x = 5,177,500,699.18
  5. Step 5: Solve for x
    x = 5,177,500,699.18/82,953.64
  6. Step 6: Final answer
    x = 62,414.39

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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.