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Finding the Fourth Proportional to 176,563.84, 243,662.92 and 95,996.78

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Solution

The fourth proportional to 176,563.84, 243,662.92 and 95,996.78 is: 132,478.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,563.84 : 243,662.92 = 95,996.78 : x
  2. Step 2: Convert to fraction form
    176,563.84/243,662.92 = 95,996.78/x
  3. Step 3: Cross multiply
    176,563.84x = 243,662.92 × 95,996.78
  4. Step 4: Simplify right side
    176,563.84x = 23,390,855,725.40
  5. Step 5: Solve for x
    x = 23,390,855,725.40/176,563.84
  6. Step 6: Final answer
    x = 132,478.18

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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.