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Finding the Fourth Proportional to 68,553.95, 94,605.98 and 48,446.30

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Solution

The fourth proportional to 68,553.95, 94,605.98 and 48,446.30 is: 66,856.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,553.95 : 94,605.98 = 48,446.30 : x
  2. Step 2: Convert to fraction form
    68,553.95/94,605.98 = 48,446.30/x
  3. Step 3: Cross multiply
    68,553.95x = 94,605.98 × 48,446.30
  4. Step 4: Simplify right side
    68,553.95x = 4,583,309,683.16
  5. Step 5: Solve for x
    x = 4,583,309,683.16/68,553.95
  6. Step 6: Final answer
    x = 66,856.98

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1.5x scale

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.