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Finding the Fourth Proportional to 68,202.79, 94,158.88 and 45,580.09

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Solution

The fourth proportional to 68,202.79, 94,158.88 and 45,580.09 is: 62,926.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,202.79 : 94,158.88 = 45,580.09 : x
  2. Step 2: Convert to fraction form
    68,202.79/94,158.88 = 45,580.09/x
  3. Step 3: Cross multiply
    68,202.79x = 94,158.88 × 45,580.09
  4. Step 4: Simplify right side
    68,202.79x = 4,291,770,224.70
  5. Step 5: Solve for x
    x = 4,291,770,224.70/68,202.79
  6. Step 6: Final answer
    x = 62,926.61

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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.