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Finding the Fourth Proportional to 80,174.93, 110,639.72 and 44,362.80

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Solution

The fourth proportional to 80,174.93, 110,639.72 and 44,362.80 is: 61,219.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,174.93 : 110,639.72 = 44,362.80 : x
  2. Step 2: Convert to fraction form
    80,174.93/110,639.72 = 44,362.80/x
  3. Step 3: Cross multiply
    80,174.93x = 110,639.72 × 44,362.80
  4. Step 4: Simplify right side
    80,174.93x = 4,908,287,548.60
  5. Step 5: Solve for x
    x = 4,908,287,548.60/80,174.93
  6. Step 6: Final answer
    x = 61,219.73

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1.5x scale

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.