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Finding the Fourth Proportional to 174,467.01, 240,787.10 and 106,493

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Solution

The fourth proportional to 174,467.01, 240,787.10 and 106,493 is: 146,974.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,467.01 : 240,787.10 = 106,493 : x
  2. Step 2: Convert to fraction form
    174,467.01/240,787.10 = 106,493/x
  3. Step 3: Cross multiply
    174,467.01x = 240,787.10 × 106,493
  4. Step 4: Simplify right side
    174,467.01x = 25,642,140,640.30
  5. Step 5: Solve for x
    x = 25,642,140,640.30/174,467.01
  6. Step 6: Final answer
    x = 146,974.15

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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.