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Finding the Fourth Proportional to 68,466.34, 94,485.47 and 38,254.99

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Solution

The fourth proportional to 68,466.34, 94,485.47 and 38,254.99 is: 52,792.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,466.34 : 94,485.47 = 38,254.99 : x
  2. Step 2: Convert to fraction form
    68,466.34/94,485.47 = 38,254.99/x
  3. Step 3: Cross multiply
    68,466.34x = 94,485.47 × 38,254.99
  4. Step 4: Simplify right side
    68,466.34x = 3,614,540,710.00
  5. Step 5: Solve for x
    x = 3,614,540,710.00/68,466.34
  6. Step 6: Final answer
    x = 52,792.96

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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.