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Finding the Fourth Proportional to 73,652.64, 101,622.96 and 43,435.60

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Solution

The fourth proportional to 73,652.64, 101,622.96 and 43,435.60 is: 59,930.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,652.64 : 101,622.96 = 43,435.60 : x
  2. Step 2: Convert to fraction form
    73,652.64/101,622.96 = 43,435.60/x
  3. Step 3: Cross multiply
    73,652.64x = 101,622.96 × 43,435.60
  4. Step 4: Simplify right side
    73,652.64x = 4,414,054,241.38
  5. Step 5: Solve for x
    x = 4,414,054,241.38/73,652.64
  6. Step 6: Final answer
    x = 59,930.70

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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.