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Finding the Fourth Proportional to 173,698.92, 239,687.57 and 97,213.46

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Solution

The fourth proportional to 173,698.92, 239,687.57 and 97,213.46 is: 134,145.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,698.92 : 239,687.57 = 97,213.46 : x
  2. Step 2: Convert to fraction form
    173,698.92/239,687.57 = 97,213.46/x
  3. Step 3: Cross multiply
    173,698.92x = 239,687.57 × 97,213.46
  4. Step 4: Simplify right side
    173,698.92x = 23,300,857,043.29
  5. Step 5: Solve for x
    x = 23,300,857,043.29/173,698.92
  6. Step 6: Final answer
    x = 134,145.09

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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.