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Finding the Fourth Proportional to 68,628.50, 94,642.53 and 44,773.46

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Solution

The fourth proportional to 68,628.50, 94,642.53 and 44,773.46 is: 61,745.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,628.50 : 94,642.53 = 44,773.46 : x
  2. Step 2: Convert to fraction form
    68,628.50/94,642.53 = 44,773.46/x
  3. Step 3: Cross multiply
    68,628.50x = 94,642.53 × 44,773.46
  4. Step 4: Simplify right side
    68,628.50x = 4,237,473,531.25
  5. Step 5: Solve for x
    x = 4,237,473,531.25/68,628.50
  6. Step 6: Final answer
    x = 61,745.10

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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.