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Finding the Fourth Proportional to 173,846.88, 239,900.40 and 106,765.92

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Solution

The fourth proportional to 173,846.88, 239,900.40 and 106,765.92 is: 147,331.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,846.88 : 239,900.40 = 106,765.92 : x
  2. Step 2: Convert to fraction form
    173,846.88/239,900.40 = 106,765.92/x
  3. Step 3: Cross multiply
    173,846.88x = 239,900.40 × 106,765.92
  4. Step 4: Simplify right side
    173,846.88x = 25,613,186,914.37
  5. Step 5: Solve for x
    x = 25,613,186,914.37/173,846.88
  6. Step 6: Final answer
    x = 147,331.88

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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.