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Finding the Fourth Proportional to 93,911.62, 129,597.78 and 50,892.31

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Solution

The fourth proportional to 93,911.62, 129,597.78 and 50,892.31 is: 70,231.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,911.62 : 129,597.78 = 50,892.31 : x
  2. Step 2: Convert to fraction form
    93,911.62/129,597.78 = 50,892.31/x
  3. Step 3: Cross multiply
    93,911.62x = 129,597.78 × 50,892.31
  4. Step 4: Simplify right side
    93,911.62x = 6,595,529,747.08
  5. Step 5: Solve for x
    x = 6,595,529,747.08/93,911.62
  6. Step 6: Final answer
    x = 70,231.25

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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.