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Finding the Fourth Proportional to 230,809.37, 346,179.35 and 73,017.32

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Solution

The fourth proportional to 230,809.37, 346,179.35 and 73,017.32 is: 109,515.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,809.37 : 346,179.35 = 73,017.32 : x
  2. Step 2: Convert to fraction form
    230,809.37/346,179.35 = 73,017.32/x
  3. Step 3: Cross multiply
    230,809.37x = 346,179.35 × 73,017.32
  4. Step 4: Simplify right side
    230,809.37x = 25,277,086,827.99
  5. Step 5: Solve for x
    x = 25,277,086,827.99/230,809.37
  6. Step 6: Final answer
    x = 109,515.00

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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.