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Finding the Fourth Proportional to 93,241.44, 128,682.42 and 56,940.84

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Solution

The fourth proportional to 93,241.44, 128,682.42 and 56,940.84 is: 78,584.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,241.44 : 128,682.42 = 56,940.84 : x
  2. Step 2: Convert to fraction form
    93,241.44/128,682.42 = 56,940.84/x
  3. Step 3: Cross multiply
    93,241.44x = 128,682.42 × 56,940.84
  4. Step 4: Simplify right side
    93,241.44x = 7,327,285,088.03
  5. Step 5: Solve for x
    x = 7,327,285,088.03/93,241.44
  6. Step 6: Final answer
    x = 78,584.00

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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.