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Finding the Fourth Proportional to 80,703.99, 111,358.67 and 44,893.89

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Solution

The fourth proportional to 80,703.99, 111,358.67 and 44,893.89 is: 61,946.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,703.99 : 111,358.67 = 44,893.89 : x
  2. Step 2: Convert to fraction form
    80,703.99/111,358.67 = 44,893.89/x
  3. Step 3: Cross multiply
    80,703.99x = 111,358.67 × 44,893.89
  4. Step 4: Simplify right side
    80,703.99x = 4,999,323,657.06
  5. Step 5: Solve for x
    x = 4,999,323,657.06/80,703.99
  6. Step 6: Final answer
    x = 61,946.42

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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.