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Finding the Fourth Proportional to 62,370, 93,489.64 and 29,062.60

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Solution

The fourth proportional to 62,370, 93,489.64 and 29,062.60 is: 43,563.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,370 : 93,489.64 = 29,062.60 : x
  2. Step 2: Convert to fraction form
    62,370/93,489.64 = 29,062.60/x
  3. Step 3: Cross multiply
    62,370x = 93,489.64 × 29,062.60
  4. Step 4: Simplify right side
    62,370x = 2,717,052,011.46
  5. Step 5: Solve for x
    x = 2,717,052,011.46/62,370
  6. Step 6: Final answer
    x = 43,563.44

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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.