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Finding the Fourth Proportional to 176,355.43, 243,372.70 and 95,784.32

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Solution

The fourth proportional to 176,355.43, 243,372.70 and 95,784.32 is: 132,183.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,355.43 : 243,372.70 = 95,784.32 : x
  2. Step 2: Convert to fraction form
    176,355.43/243,372.70 = 95,784.32/x
  3. Step 3: Cross multiply
    176,355.43x = 243,372.70 × 95,784.32
  4. Step 4: Simplify right side
    176,355.43x = 23,311,289,304.23
  5. Step 5: Solve for x
    x = 23,311,289,304.23/176,355.43
  6. Step 6: Final answer
    x = 132,183.57

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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.