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Finding the Fourth Proportional to 67,593.64, 93,286.23 and 38,914.32

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Solution

The fourth proportional to 67,593.64, 93,286.23 and 38,914.32 is: 53,705.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,593.64 : 93,286.23 = 38,914.32 : x
  2. Step 2: Convert to fraction form
    67,593.64/93,286.23 = 38,914.32/x
  3. Step 3: Cross multiply
    67,593.64x = 93,286.23 × 38,914.32
  4. Step 4: Simplify right side
    67,593.64x = 3,630,170,205.81
  5. Step 5: Solve for x
    x = 3,630,170,205.81/67,593.64
  6. Step 6: Final answer
    x = 53,705.80

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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.