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Finding the Fourth Proportional to 159,750.30, 239,625.45 and 48,927.90

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Solution

The fourth proportional to 159,750.30, 239,625.45 and 48,927.90 is: 73,391.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,750.30 : 239,625.45 = 48,927.90 : x
  2. Step 2: Convert to fraction form
    159,750.30/239,625.45 = 48,927.90/x
  3. Step 3: Cross multiply
    159,750.30x = 239,625.45 × 48,927.90
  4. Step 4: Simplify right side
    159,750.30x = 11,724,370,055.06
  5. Step 5: Solve for x
    x = 11,724,370,055.06/159,750.30
  6. Step 6: Final answer
    x = 73,391.85

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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.