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Finding the Fourth Proportional to 133,911.50, 184,797.35 and 73,483.15

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Solution

The fourth proportional to 133,911.50, 184,797.35 and 73,483.15 is: 101,406.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,911.50 : 184,797.35 = 73,483.15 : x
  2. Step 2: Convert to fraction form
    133,911.50/184,797.35 = 73,483.15/x
  3. Step 3: Cross multiply
    133,911.50x = 184,797.35 × 73,483.15
  4. Step 4: Simplify right side
    133,911.50x = 13,579,491,389.65
  5. Step 5: Solve for x
    x = 13,579,491,389.65/133,911.50
  6. Step 6: Final answer
    x = 101,406.47

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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.