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Finding the Fourth Proportional to 204,762.56, 307,144.53 and 62,607.30

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Solution

The fourth proportional to 204,762.56, 307,144.53 and 62,607.30 is: 93,911.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,762.56 : 307,144.53 = 62,607.30 : x
  2. Step 2: Convert to fraction form
    204,762.56/307,144.53 = 62,607.30/x
  3. Step 3: Cross multiply
    204,762.56x = 307,144.53 × 62,607.30
  4. Step 4: Simplify right side
    204,762.56x = 19,229,489,420.03
  5. Step 5: Solve for x
    x = 19,229,489,420.03/204,762.56
  6. Step 6: Final answer
    x = 93,911.16

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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.