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Finding the Fourth Proportional to 93,227.54, 128,653.34 and 50,786.06

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Solution

The fourth proportional to 93,227.54, 128,653.34 and 50,786.06 is: 70,084.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,227.54 : 128,653.34 = 50,786.06 : x
  2. Step 2: Convert to fraction form
    93,227.54/128,653.34 = 50,786.06/x
  3. Step 3: Cross multiply
    93,227.54x = 128,653.34 × 50,786.06
  4. Step 4: Simplify right side
    93,227.54x = 6,533,796,244.44
  5. Step 5: Solve for x
    x = 6,533,796,244.44/93,227.54
  6. Step 6: Final answer
    x = 70,084.40

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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.