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Finding the Fourth Proportional to 173,817.88, 260,653.38 and 73,974.04

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Solution

The fourth proportional to 173,817.88, 260,653.38 and 73,974.04 is: 110,929.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,817.88 : 260,653.38 = 73,974.04 : x
  2. Step 2: Convert to fraction form
    173,817.88/260,653.38 = 73,974.04/x
  3. Step 3: Cross multiply
    173,817.88x = 260,653.38 × 73,974.04
  4. Step 4: Simplify right side
    173,817.88x = 19,281,583,558.26
  5. Step 5: Solve for x
    x = 19,281,583,558.26/173,817.88
  6. Step 6: Final answer
    x = 110,929.81

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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.