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Finding the Fourth Proportional to 62,488.60, 93,714.30 and 34,021

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Solution

The fourth proportional to 62,488.60, 93,714.30 and 34,021 is: 51,021.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,488.60 : 93,714.30 = 34,021 : x
  2. Step 2: Convert to fraction form
    62,488.60/93,714.30 = 34,021/x
  3. Step 3: Cross multiply
    62,488.60x = 93,714.30 × 34,021
  4. Step 4: Simplify right side
    62,488.60x = 3,188,254,200.30
  5. Step 5: Solve for x
    x = 3,188,254,200.30/62,488.60
  6. Step 6: Final answer
    x = 51,021.37

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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.