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Finding the Fourth Proportional to 56,502.84, 84,748.68 and 34,310.28

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Solution

The fourth proportional to 56,502.84, 84,748.68 and 34,310.28 is: 51,462.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,502.84 : 84,748.68 = 34,310.28 : x
  2. Step 2: Convert to fraction form
    56,502.84/84,748.68 = 34,310.28/x
  3. Step 3: Cross multiply
    56,502.84x = 84,748.68 × 34,310.28
  4. Step 4: Simplify right side
    56,502.84x = 2,907,750,940.43
  5. Step 5: Solve for x
    x = 2,907,750,940.43/56,502.84
  6. Step 6: Final answer
    x = 51,462.03

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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.