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Finding the Fourth Proportional to 119,999.76, 179,897.58 and 73,285.44

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Solution

The fourth proportional to 119,999.76, 179,897.58 and 73,285.44 is: 109,865.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,999.76 : 179,897.58 = 73,285.44 : x
  2. Step 2: Convert to fraction form
    119,999.76/179,897.58 = 73,285.44/x
  3. Step 3: Cross multiply
    119,999.76x = 179,897.58 × 73,285.44
  4. Step 4: Simplify right side
    119,999.76x = 13,183,873,305.24
  5. Step 5: Solve for x
    x = 13,183,873,305.24/119,999.76
  6. Step 6: Final answer
    x = 109,865.83

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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.