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Finding the Fourth Proportional to 104,996.94, 157,320.08 and 73,776.30

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Solution

The fourth proportional to 104,996.94, 157,320.08 and 73,776.30 is: 110,541.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,996.94 : 157,320.08 = 73,776.30 : x
  2. Step 2: Convert to fraction form
    104,996.94/157,320.08 = 73,776.30/x
  3. Step 3: Cross multiply
    104,996.94x = 157,320.08 × 73,776.30
  4. Step 4: Simplify right side
    104,996.94x = 11,606,493,418.10
  5. Step 5: Solve for x
    x = 11,606,493,418.10/104,996.94
  6. Step 6: Final answer
    x = 110,541.25

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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.