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Finding the Fourth Proportional to 173,796.30, 260,694.45 and 73,931.40

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Solution

The fourth proportional to 173,796.30, 260,694.45 and 73,931.40 is: 110,897.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,796.30 : 260,694.45 = 73,931.40 : x
  2. Step 2: Convert to fraction form
    173,796.30/260,694.45 = 73,931.40/x
  3. Step 3: Cross multiply
    173,796.30x = 260,694.45 × 73,931.40
  4. Step 4: Simplify right side
    173,796.30x = 19,273,505,660.73
  5. Step 5: Solve for x
    x = 19,273,505,660.73/173,796.30
  6. Step 6: Final answer
    x = 110,897.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.